Julia was a very beautiful woman. She was tall and her skin was white and smooth. She only had one        : she was a little bit fat. So she took part in a          club, and didn’t eat anything that might make her put on weight.

At a party, Julia told us that she had          her family’s favorite delicious cake over the weekend, and they had eaten half of it at dinner that evening. The next day, Julia kept staring at the other half and finally she cut a          piece for herself. One piece led to another, and soon she had finished the cake.She went on to tell us that she was so          that she could not stop herself from eating the cake and her husband would be so unhappy. Everyone             her, until someone asked: “What did your husband say when he found out?”Julia smiled happily. “He          found out,” she answered. “I made another cake and ate half of that one too.”

小题1:A. problem       B. hope        C. advantage

小题2:A. sports         B. diet         C. music

小题3:A. made          B. bought       C. eaten

小题4:A. large         B. half         C. small

小题5:A. surprised     B. sad          C. angry

小题6:A. thanked       B. punished      C. pitied

小题7:A. never         B. seldom        C. sometimes

一简谐机械波沿x轴正方向传播，周期为T，波长为λ。若在x=0处质点的振动图像如图所示，则该波在t=T/2时刻的波形曲线为

A．

B．

C．

D．