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国际旅游收入是旅游目的地国家或地区因经营境外游客业务而取得的外国（境外）货币收入，通常被称为 。
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【单选题】.Not ______ beautiful, the building is ______ now.
A.
looking, being built
B.
looked, being built
C.
being looked, building
D.
looking, built
【简答题】基因与启动子、增强子的关系是( ) A．少数基因只有启动子即可表达 B．多数基因只有启动子即可表达 C．少数基因只有增强子即可表达 D．多数基因表达依赖启动子、增强子同时存在
【简答题】Directions: Read the following text. Choose the best word or phrase for each numbered blank and mark A, B,C or D on, ANSWER SHEET 1. Western-style. conversations often develop quite differently from J...
【单选题】Look! The houses _________.
A.
is being built
B.
are building
C.
being built
D.
are being built
【单选题】SECTION A CONVERSATIONS Directions: In this section you will hear several conversations. Listen to the conversations carefully and then answer the questions that follow. 听力原文：W: Look, I'm sorry, but t...
A.
A notice on the bulletin board.
B.
A book for a class the man is taking.
C.
A chemistry class that is being taught.
D.
The library reserve desk.
【简答题】从四个选项中，选出与所给句子画线部分意思相同或相近的选项。 1. We will be able to afford a new car next year. A. should B. can C. may D. must 2. Your schoolbag is similar to mine. I don't know which one to take. A. liking B. diffe...
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【单选题】Look! The houses _________.
A.
is being built
B.
are building
C.
being built
D.
are being built