1.had given; wouldn't have closed
2.had built; wouldn't have had
3.had known; wouldn't have drowned
4.had listened; would have known
5.had told; would have been
6.had prepared; would have passed
7.had seen; wouldn't have bought
8.would have roughly expressed; had been
9.would you have done; had seen
10.would have been; had helped
Ex. 1
1) don’t have to
2) have to
3) have to
4) don’t have to
5) does she have to take the dog for a walk every day?
Ex. 2
Peter has to wear a uniform.
Peter doesn’t have to work in an office.
Peter has to carry a big bag.
Peter doesn’t have to work on Sundays.
Peter has to work on Saturdays.
Peter doesn’t have to use a computer.
Ex. 3
1) a
2) b
3) a
4) a
5) b
Ex. 4
1) mustn’t
2) have to
3) have to
4) have to
5) have to
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<span>1) I wish the radio broadcasted the President's entire speech.</span>
<span>2) He wishes he didn't forget to mail the letter when he goes to school.</span>
<span>3) We wish we had time to watch the children playing outside.</span>
<span>4) Her husband wished she hadn't spent so much money on clothes.</span>
<span>5) I wish it wasn't rain very hard now. I have to leave in a few minutes.</span>
<span>6) We wish we would get a raise in the salary soon.</span>
<span>7) Mother wishes she had never forgotten the wonderful trip.</span>