Our city is developing so fast.—-Yes. Many modern buildings _____ in the city next year.

The man _______ at the meeting was Mr. Wang.

I think it’s impossible for us to work out the plan in just two days. It’s too difficult.—You’re right. We can’t be _______ careful and hard while working on it.

This book is said to be a very special one, because it _______ many events not found in other history books.

The question came up at the meeting ______ we had enough money to do theresearch[ ]