You’d better _______ because I’m busy writing a letter to my parents.

A. leave me alone B. leave me behind

C. set me aside D. set me off

—Is Bob still a volunteer?

—No, but he _____. He worked for the 2008 Beijing Olympic Games.

A．used to B．used to be

C．used to do D．was used to

As we can see, Peter is very happy, so he___________ have passed the exam. After all, it’s not difficult at all.

A. must B. would

C. could D. should

In the noisy crowd, I had to raise my voice to make myself ___________.

A. hear B. hearing

C. to be heard D. heard

There is an increasing concern _____________ about Ebola infection. Every country has taken necessary measures to prevent it.

A. unnecessary B. sudden

C. nationwide D. worldwide

Tony failed to finished his paper on time. If he ______ me about it, I would have came to his help.

A. tell B. told

C. had told D. would tell

In order to live with happiness, we must learn to _____work with pleasure since as much as one of three life span or so will be spent on it.

A. represent B. combine

C. relate D. impress

Thanks to the Internet, we have_________ to data quickly and effectively, regardless of where we are and what we are doing.

A. access B. passage

C. way D. approach

The fact has worried teachers and parents ________ more and more students have got near-sighted.

A. what B. which

C. that D. though

—What job do you want to have ,Steve？

—I’d like to find a fun and challenging job, one _________ I can always try out my new ideas.

A. where B. which

C. when D. that