【题目】It was a remarkable ________ that John should turn up here just when we needed him.

A. convenience B. coincidence

C. characteristic D. contribution

【题目】—The Internet is amazing, isn't it?

—Yes. Just __________ it into a socket and you are instantly connected to the rest of the world.

A. to plug B. plug

C. plugging D. plugged

【题目】Lydia doesn't feel like __________ abroad. Her parents are old.

A. study B. studying

C. studied D. to study

【题目】Train tickets are allowed to be booked online or by phone, a good way to make purchasing train tickets more________.

A. systematic B. effective

C. accessible D. practical

【题目】China will ______ greater international responsibilities. This not only meets the expectations of the international community, but also serves China’s own interests.

A. guarantee B. sponsor

C. concentrate D. undertake

【题目】The program “Master’s Lectures” of CCTV is both interesting and instructive. No wonder it _______ a large audience.

A. adapts to B. appeals to

C. accounts for D. allows for

【题目】Jiaxing is such a beautiful city that it is well worth __________.

A. visit B. visiting

C. visited D. to visit

【题目】My parents would have come to see you if it had been possible, but they __________ so busy.

A. were B. had been

C. have been D. would be

【题目】Remember __________ the book when you have finished it.

A. putting back B. having put back

C. to put back D. to have put back

【题目】The girls burst out laughing when I began to make a speech, —__________，of course, made me feel embarrassed.

A. which B. what

C. that D. why