5) Flow, flowed; 6) lie

Ex. 6 If, 2i, За, 4j, 5 c, 6 h, 7d, 8g, 9k, 10 b, lie, 121

Ex. 81) James has washed his car. 2) Kate has wa­tered her plants. 3) Mum and Dad have opened their bedroom window. 4) The children have finished their homework. 5) Mary has seen the film. 6) My friends have visited the British Museum. 7) Emma has washed her hands. 8) The Smiths have decided where they will spend their week-end (where to spend...). 9) Margo has been to the shops. 10) Jake has cooked his supper.

Ex. 9 2) She has carried the boxes upstairs. 3) She has cleaned the room(s). 4) She has cooked a lot of food. 5) She has cleaned a lot of shoes. 6) She has worked in the garden. 7) She has washed the car. 8) She has washed up. 9) She has been to the shop(s). 10) She has watered the plants. 11) She has walked the dogs. 12) She has painted the wall of the house.

Ex. 11 1) has, 2) have, 3) have, 4) has, 5) have,

6) Has, 7) has, 8) have, 9) have, 10) have

Ex. 12 1)USA, Arctic, Pacific in the; 2) North; 3) Canada, Mexico; 4) Rocky Mountains; 5) Appala­chians; 6) Mississippi; 7) great, Superior, Ontario; 8) Washington, D.C., Potomac

Step 4

Ex.2

Continents: Asia

Oceans: the Atlantic, the Pacific

Countries: Mexico, Canada, the USA States: Alaska, Hawaii, Texas, California, Wash­ington

Cities; Washington, DC, New York, the Big Apple Lakes: the Superior (Lake Superior), the Ontario (Lake Ontario), the Huron (Lake Huron) Rivers: the Mississippi, the Potomac Mountain chains; the Rockies, the Appalachians Others: the Grand Canyon, Death Valley, the Great

Plains

Ex. 4 They have finished playing:

1) tennis, 2) football, 3) volleyball, 4) ping-pong (table tennis), 5) chess, 6) basketball, 7) hockey

Ex. 5 1) They have washed their bikes. 2) She has washed up (the plates). 3) They have been to the cinema (have watched a film). 4) He has cooked a cake. 5) It (the dog) has jumped high. 6) He has cleaned his teeth.

7) She has painted the chair. 8) They have decorated the X-mas tree.

Ex. 7 1) Mr Porter hasn't finished his work. 2) Julia hasn't been to New York. 3) Mrs Johnson hasn't watered her plants. 4) I haven't seen Peter today.

5) Charles hasn't painted his kitchen. 6) Polly hasn't washed up. 7) Jerry hasn't watched television today.

8) Mary and I have not decided what film to see.

9) Most of us haven't played baseball. 10) Jim hasn't worked as a journalist. 11)1 haven't stayed in/at the Star Hotel. 12) Samantha hasn't cooked chocolate pud­ding. 13) My son hasn't read "Hamlet".

Ex. 10 B. I have done your bedroom. C. I have begun cooking lunch. D. I have come back from the shop(s).

Ex. 11 1) Eliza has become a doctor. 2) Tom has be­come a painter. 3) Ann has become a nurse. 4) Colin,has become a teacher. 5) Bob has become a bus driver.

6) Polly has become a singer.

Ex. 12 a) l)Bob has run 2 km. 2) Frank has run 4 km. 3) Sarah has run 1 km. 4) Andy has run 5 km. 5) Tracy has run 3 km. b) 1) Emma has swum fifty metres. 2) Jane has swum one hundred- metres.

3) Samantha has swum one hundred and fifty metres.

4) Toby has swum two hundred metres. 5) Mark has swum one hundred and twenty-five metres.

Ex. 13 1) has become; 2) have been; 3) have you swum...?; 4) haven't done; 5) haven't remembered; 6) have jumped, have run; 7) has begun; 8) Has Polly rung up? 9) Has Boris come? 10) hasn't seen

Ex. 14 1) Have you rung up granny? 2) Has he come home? 3) Have they done their homework? 4) Have you swum in the lake? 5) Has she begun learning English? 6) Have you become a teacher? 7) Have they visited the British Museum? 8) Has she cooked the chicken? 9) Has he seen the film? 10) Have you been to Vladimir?

Step 5

Ex. 1 Captain Drake has been to Asia, China, Aus­tralia, Sydney, North America. He hasn't been to In­dia, South America, Brazil, Venezuela.

Ex. 2 1) has done; 2) has swum; 3) has rung; 4) have seen; 5) has come; 6) has become; 7) have been, have en­joyed; 8) has begun; 9) has run; 10) has played

Ex. 3 Questions: Have you ever been to (seen) Mexi­co, etc.?

Answers; a) No, I haven't. I have never been to Mex­ico, Death Valley, the Grand Canyon, Washington, DC, the Great Lakes, the Rocky Mountains.

b) Yes, I have.

(Covent Garden) I have just come from London.

(The Tretyakov Gallery) I have just come from Mos­cow.

(The Hermitage) I have just come from St. Peters­burg.

(Milan) I have just come from Italy.

(the Seine) I have just come from France.

Ex. 4 Mary has already visited New York, the Appa­lachians, the Colorado, Death Valley, Florida, Texas. Mary hasn't been to the Rocky Mountains, the Mis­sissippi, the Great Plains, the Great Lakes, San Fran­cisco.

Ex. 6 B. 1) Yes, I have. What cities have you visit­ed? 2) Yes, I have. How many books have you read? What books have you read? I have read... 3)Yes, he has. How many pictures of the school building has he taken? 4) Yes, I think he has. Yes, he has. What photos has he given him?

Ex. 7 A. 1) Mr Blake has. 2) Emma has. 3) Mrs Gor­don and Polly have. 4) The girls have. 5) Lizzy has.

6) Mr Ford has. 7) Sally and Terry have.

B. 1) Yes, he has. 2) Yes, she has. 3) Yes, they have. 4) Yes, they have. 5) Yes, she has. 6) Yes, he has.

7) Yes, they have.

Ex. 8 A. Kate has visited the centre of the city, the White House, the Capitol, the Natural History Muse­um.

Ex. 10 1) Washington is a state in the north-west of the USA. Washington, DC is the capital of the United States, situated in the District of Columbia. 2) Yes, I do. Because it's a very green city. 3) On the Potomac River. 4) Because the city is situated in the District of Columbia. 5) No, there are not. The buildings in the city are not tall. 6) They work in the Capitol and they make laws there. 7) It is white. 8) No, they can't. They can't visit the part where the President lives. 9) Yes, there are.

Ex. 14 1) has just become, 2) have never done,