Example:
Mr Jones needn’t go if he doesn’t want to.
obliged
Mr Jones is not obliged to go if he doesn’t want to.
31 He knows everything about flowers.
expert
He ……………………………… flowers.
32 If you are not old enough you cannot watch certain films.
age
If you ……………………………….. you cannot watch certain films.
33 I regret that I gave him the money.
lent
If only …………………………………………. him the money.
34 It was such a boring movie that we left.
so
The movie ………………………………………….. that we left.
35 People say that the pyramids are worth visiting.
supposed
The pyramids ………………………………………. worth visiting.
36 John cannot possibly borrow the car tonight.
question
It’s …………………………… for John to borrow the car tonight.
37 Could I continue what I was doing?
get
Could I …………………………… what I was doing?
38 Mary is slower at doing things than Jill.
fast
Mary is …………………………….. Jill at doing things.
39 I can’t make up my mind about the colour.
decide
I …………………………………….. the colour.
40 There are times when you have to do things by yourself.
own
There are times when you have to do things ……………….