--- Are you sure you could do it without any help?

　 --- Don’t worry. 　　　　.

　 A．This is not the first time for me.　　　　 B．Where are we going now?

　 C．I can take care of you.　　 D．You’re always ready to help others.

Countless people in developing countries no longer suffer from malnutrition.　　 ，poverty remains a problem worldwide.

A While　　　　 B Nevertheless　　　　 C．Besides　　　 D In addition

The two presidents agree with each other on the whole, but much remains ________ at the following meeting．

　 A．discussing　　　 B．discussed　　　　 C．to discuss　　　 D．to be discussed

--- You didn't lock the back door.

　 --- You are wrong. I _______.

　 A. have locked it　　　 B. lock it myself　　 C. did lock it　　 D. do lock it

Experts are trying to work out a solution to save the miners　　　 it's too late.

　 A. before　　　 B. since　　　　　 C. unless　　　　 D. when

“I suppose you _____ that report yet?” “I finished it yesterday, as a matter of fact.”

A. didn’t finish                                          B. haven’t finished

C. hadn’t finished                                      D. wasn’t finishing

Through determination，he had learned to read and write and ________ to become part of leadership of the factory.

A. appeared 　　 B. struggled C. hesitated D. failed

I'm sorry. I _____________ you__________ to me.

A.don't know; are speaking　　　　　 B. don't know ;were speaking

C. didn't know; were speaking　　　　 D. didn't know; are speaking

The village is ______what it looked like when they settled their homes there 20 years ago.

　 A. not any longer 　　B. no longer　 　　　 C. no more 　　　　 D. not any more