It is said that _____ of the students like to help their parents with the housework

If it tomorrow, I’ll go out for a walk with you.

As more and more restaurants join “clear your plate” campaign, people are encouraged _______ food any more.

Do you know who designed the CD-ROM Around the World in Eight Hours? — Yes. It ______ by Nancy Jackson.

______ October and May,many ______ have a trip.[ ]