21. So far the number of deaths caused by the earthquake in Chile has _________750.

A. appealed to      B. added to         C. amounted to         D. devoted to

22. It’s a common scene now in Chile that families cry helplessly over ______ is left of their homes.

A. what       B. which         C. there         D. it

23. A man with a bleeding hand hurried in and asked, “Is there a hospital around ________I can get my hand treated.

A. that       B. which      C. what        D. where