On the other side of the street stand more than 180 houses, _______are in poor condition now．
| A．of which half | B．which half of |
| C．half of them | D．of them half |
The oceans and seas _________ the islands are deep blue and many cities lie _________ a bay.
| A．surrounding;in | B．surrounding;on |
| C．surrounded;in | D．surrounded;on |
We can see lots of small islands _________ the shore.
| A．on | B．off |
| C．along | D．beside |
．I just wonder that you don’t want to cooperate with me.
| A．why it does | B．what it does |
| C．how it is | D．why it is |
I remember the 5·12 earthquake exactly as if it yesterday.
| A．was happening | B．happens |
| C．has happened | D．happened |
does he have to type the report on a computer， he has to get the computer to translate it into sounds.
| A．Not only；but also | B．Either；or |
| C．Both；and | D．Not；but |