In the park , the number of the visitors is tightly ____ to avoid damaging the environment or putting stress on the animals.
—You couldn't have chosen any gift for me. —I'm glad you like it so much.
This kind of cloth _______ well. I think it is worthy ________.
______has the children burdened with too much homework nowadays?
There are ____ to show that a new,different city is coming out of its dark past.
—What’s up? You look down.—I have piles of papers ________, but I type so slowly.