—Can’t you stay a little longer?
—It’s getting late. I really _____go now, My daughter is home alone.
A. may B. can
C. must D. dare
It’s a pity you were late, otherwise you the film star Rain from Korea.
A. would have seen B. must have seen
C. may have seen D. can have seen
—Do you think George has passed the driving test?
—No. If so, he ______ his car to our college yesterday.
A. would drive B. must have driven
C. would have driven D. had driven
— Can I pay the bill by check?
— Sorry, sir. According to the rules of our hotel, the payment ______ be made in cash.
A. shall B. need
C. will D. can
--- What do you think of a house supplied by Lovell ?
---- _______ you buy a home from Lovell, the company promises to buy it back at the same price after three years.
A. Should B. Must
C. Could D. Would
阅读下面短文，按照句子结构的语法性和上下文连贯的要求，在空格处填入一个适当的词或使用括号中词语的正确形式填空，并将答案填写在答题卡的相应位置上。
Why is pink or purple a color for girls and blue or brown for boys?
The answer depends largely 1. cultural values as well as personal experiences. To the Egyptians, green was a color 2. represented the hope and joy of spring, while for Muslims, it means heaven. Red is a symbol of good luck in many cultures. During the Spring Festival in China, children 3. (give) money in a red envelope to bring good fortune in the New Year. For many nations, blue is a symbol of protection and religious beliefs. Greek people often wear a blue necklace hoping to protect 4. against evils（灾祸）.
People’s 5. (choose) of colors is also influenced by their bodies’ reactions toward them. Green is said to be 6. most restful color. It has the ability to reduce pain and relax people both mentally 7. physically. People 8. (work) in green environment have been found to have fewer stomach aches.
Red can cause a person’s blood pressure to rise and increase people’s appetites（食欲）. Many decorators will include different shades of red in the restaurant. And many commercial websites will have a red “Buy Now” button because red is a color that 9. (easy) catches a person’s eye.
Blue is another calming color. Unlike red, blue is believed to cause people to lose appetite. So 10. you want to eat less, some suggest that eating from blue plates can help.
