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GLOW: Grammar
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Practice #2 - answers
Modal Auxiliary Expressions: should,
ought to, must, have to
1. It is necessary for Randall
to buy a new car before June 15.
_Randall has to (must) buy a new car before June 15.________________________
2. It isn't necessary that he
buy an expensive car.
_He doesn't have to buy an expensive car._________________________________
3. It is advisable for him to
shop around to find a good bargain.
_He should (ought to) shop around to find a good bargain.____________________
4. However, that's not possible
since it is necessary for him to buy a car quickly.
_However, that's not possible since he has to (must) buy a car
quickly._________
5. It is necessary for him to
get a new car right away because his wife is going to have a baby.
_He must (has to) get a care right away because his wife is
going to have a baby.___
6. She's due to deliver her
baby on June 15 and it is advisable for them to have a car by them.
_She's due to deliver her baby on June 15 and they have to
(must) have a new car by then.__
7. If they go to buy the car during
the first week in June, they are certain that that will be
enough time to
have the car for the big day.
_...they think that should (ought to) be enough time to have a
car for the big day._____
8. This seems like a good plan,
but I think it would be advisable for them to have a friend
prepared to
drive them to the hospital!
_...but I think they should (ought to) have a friend prepared
to drive them..._________
9. Having a baby is a big
responsibility and it is necessary that you be ready.
_Having a baby is a big responsibility and you have to (must)
be ready._____________
10. It is advisable for you to
have everything run smoothly for such a big event!
_You should (ought to) have everything run smoothly for such a
big event!____________
Lesson Practice #1 List of Lessons
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