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( )一个爽朗、乐观、外向的人突然变得沉闷、悲观、内向，就要考虑他是否心理偏离正常轨道。

A. 对
B. 错

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Passage TwoJessica Bucknam shouts "tiao! "(tee—ow) and her fourth-grade students jump."Dun!"(doo—wen) she commands, and they crouch(蹲). They giggle(吃吃地笑) as the commands keep coming in Mandarin Chinese.Half of the 340 students at the K-5 school are enrolled in the program. They can contine studying Chinese in middle and high schools. The goal.. to speak like natives.About 24,000 American students are currently learning Chinese. Most are in high schools. But the number of younger students is growing in response to China’s emergence as a global superpower."China has become a strong partner of the United States," says Mary Patterson, Woodstock’s principal. "Children who learn Chinese at a young age will have more opportunities for jobs in the future."Isabel Weiss, 9, isn’t thinking about the future. She thinks learning Chinese is fun. "when you hear peo- ple speaking in Chinese, you know what they’re saying,’ she says. "And they don’t know that you know. ’ What do the fourth-grade students seem to be doing in the first paragraph ？（）

A. They are learning how to jump.
B. They are learning how to crouch.
C. They are leurning how m giggle.
D. They are learning Chinese.

[听力原文]6-7W: Good morning Lin. Are you going back to your hometown Hunan for Spring FestivalM: I intend to spend my festival here in Guangzhou.W: Well, you can come to the New Year party for students from other provinces on campus.M: That must be excellent! When and where will the party be givenW: January 14th, at the Arts Center.M: Thank you. I think that would be a wonderful night!W: You’re welcome. See you. What kind of students would be invited to the party（）

A. Students on campus.
B. Students from foreign countries.
C. Students from Guangzhou.
D. Students from other provinces on campus.

( )脑血管意外恢复期老人功能训练应从入住养老院后开始。

A. 对
B. 错

设有宏定义： # define WIDTH 80 # define LENGTHWIDTH+40 则执行赋值语句“v＝LENGTH * 20；"(v为int型变量)后，v的值是【16】。