II. Which tense is used in these sentences? (Present Continuous, Present Simple, Present Perfect, Past Simple, Past Perfect, Past Continuous) 1. My family has already cleaned the yard. 2. Do you like to read newspapers? 3. I went to the shop yesterday. 4. We were buying a new car two days ago. 5. We have prepared for the beginning of the new school year. 6. Tom had drunk a cup of coffee before going to work. 7. He is looking for a key. 8. She doesn't like to read books. 9. I did not do my project. 10.Had they seen the sunset?

1. не says that he wants to be an engineer.  2. he thinks that he has  seen a new device already.  3. he knows that he lost his watch yesterday.  4. he says that he will  help with work next week.  5. he said that he knew him.  6. he understood that the speaker had been  in london recently.  7. he said that he would think about it later.  8. he asked what they had  wanted to do.  9. they asked when we would  come to see him.  10. he asked if i could stay with them.  11. the teacher wanted to know whether i had been  good at maths.  12. the professor wanted to know whether i had  taken part in our conference the week before.  13. my friend wanted to know whether i would  go to the library next saturday.  14. he asked which book she had been  reading at that moment. b:   1. the engineer was told that he might  test the device in the afternoon.  2. it was known that the head of our laboratory had been a  graduate of moscow university.  3. they thought that she had  graduated from a technical institute.  4. our professor informed us that he would  give the following lecture on quantum mechanics on monday.  5. at the meeting it was said that our lecturer had  worked at a new programme of laboratory work.  6. the teacher told us that the term «engineering» have many russian equivalents.  7. the chief engineer believed that we would have been  working at that problem for a month the following summer.