--Shall Mary come and play computer games?
--No,__________ she has finished her homework.
| A．when | B．if | C．unless | D．once |
Last summer holiday, I went back to my hometown, _______ the neighbors and the house _____ I used to be familiar with were gone.
| A．only finding; which | B．only found; that |
| C．to find; whom | D．only to find; that |
----My e-dictionary is nowhere to be found. Who ______ have taken it?
-----Keep looking and you will find it. ________ you have good luck!
| A．should; Need | B．should; May | C．could; May | D．could; Need |
The fire caused thousands of pounds' ________of damage.
| A．worth | B．price | C．value | D．prize |
It took a long time for the connection between body temperature and illness________.
| A．to make | B．to be made | C．making | D．being made |
―The river runs clear.
―We all appreciate the importance the local government has______ the environmental protection.
| A．attached to | B．contributed to | C．responded to | D．subscribed to |