Listen to the short conversation and answer the question: What is the time?[音频]

I. Listen to two conversations and choose the best answer for each question. [音频]

Compute H−− with respect to point A where H−−=[I][ω] and [ω]T=[ωxωyωz]. Please answer using m, L, ϕ, and ω. Note that m is a point mass.H=i^:______ j^:______ k^:______

1. As for styles, the answer may be Chinese Cheongsam [tʃɒŋˈsæm]; Chinese_______________, also called “Zhongshan Zhuang” in Chinese.

Listen to the speech again, and then choose the best answer.[音频]1. There are _______ people in Li Min’s family. A: four B: five C: six

A short answer is often spoken of as ______. A: a wonderful answer B: an impolite answer C: a Laconic answer D: a complete answer

[音频]Please note down the passage, and type your answer in the blank. You cannot picture your notes here.

Their coach must______the team"s poor performance. A: answer for B: answer to C: answer back D: answer about

下列哪个单词的划线部分不是发[w]的音 A: wet B: answer C: one D: beware

Isn't it a nice way______ the question. A: answer B: to answer C: answer to