Some of the heat near the surface of the earth _____ electricity.
| A．is used to making | B．are used for making |
| C．is used to make | D．are used to make |
He is very angry because the bag _____ on the net a month ago hasn't arrived yet.
| A．being ordered | B．ordering | C．ordered | D．to be ordered |
When the old man recalled the old hard times, he always said, “ It was the first time that I ____ a full meal. I remembered it forever.”
| A．have eaten | B．had eaten | C．were eating | D．ate |
_____ food is hard to find, few birds remain throughout the year.
| A．What | B．Which | C．Where | D．That |
.UNESO is an international organization ,which _____ United Nations Educational, Scientific and Cultural Organization.
| A．is short for | B．is lack in | C．are short of | D．are lack of |
On Jan. 24 , 2012 ,Shen Zhou VIII returned to ____ earth from____ space successfully.
| A．the ; / | B．/ ; the | C．/ ; / | D．the ; the |