The WHO’s attitude to e-cigarettes can be best described as __________. A. favorable B. doubtful C. neutral (中立的) D. optimistic 查看完整题目与答案

The actress has to ___a diet to lose weight because she is to act a pretty slim girl in a film. A. take on B. carry on C. go on D. have on 查看完整题目与答案

The books in the largest library of the city could _____ all the information we need. A. offer B. supply C. provide D. present 查看完整题目与答案

Which of the following statements about e-cigarettes is TRUE according to the passage? A. E-cigarettes use batteries as power. B. E-cigarettes can replace real cigarettes. C. E-cigarettes can help smokers stop smoking. D. E-cigarettes can produce some smoke that is not smelly. 查看完整题目与答案

I soon found that the work I was doing had already been done by someone else—_____, I was wasting my time. A. to make things worse B. in other words C. at the same time D. for another thing 查看完整题目与答案