10. When you read the book, you'd better make a mark ______ you have any questions. A. at which B. at where C. the place where D. where ...

5. ______ he opened the window, a bird flew in. A. Though B. The moment C. If D. Unless ...

10. More and more people accept the mobile payment devices because its fast and convenient service. A. 错误 B. 正确 ...

5. We should express our needs, feelings, and ideas clearly, but without hurting others or putting them up. A. 错误 B. 正确 ...

20. He had never spent a ______ day. A. more worry B. most worrying C. more worrying D. most worry ...

10. — I'll be away on a business trip. Would you mind looking after my cat? — Not at all. _______. A. I've no time B. I'd rather not C. I'd like it D. I'd be happy to ...

5. The photos of Mars taken by satellite are ______ than those taken from the earth. A. most clearer B. very clearer C. much clearer D. more clearer ...

10. If he lived today, I do not think he would say that women were lower to men. A. 错误 B. 正确 ...

5. Begin by honest assessing your strengths and weaknesses in basic college skills and find out your learning style preferences. A. 错误 B. 正确 ...

20. It was between 1830 and 1835 ______ the modern newspaper was born. A. when B. that C. in which D. during ...