The children ____ to go sightseeing tomorrow.

There is a lot of traffic on the road now. You ________ play football there!

Yao Ming was born_____ September <http://zk.>2,<http://zk.>980.[ ]

It is impossible for ______ little children to do ______ much work in ______ a short time.

When _________ you________ your teeth, Billy?—Just now.