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问题 选择题

    “蓝蓝的天空，飘着那白云；白云的下面，跑着那羊群……”。这段歌词中赞美的蓝天，蓝色的形成是由于 [ ]

A、大气对太阳辐射的吸收作用

B、大气对太阳辐射的反射作用

C、大气对太阳辐射的散射作用

D、大气对地面辐射的吸收作用

答案

答案：C

多项选择题

三七为伤科要药是因其

A．活血化瘀

B．消肿定痛

C．凉血止血

D．破瘀通经

E．续筋接骨
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问答题

Directions:

Jordan is one of your business partners. Recently he was promoted to be the General Manager of ECC Company. Write a letter to

1) congratulate him on his promotion and

2) express your wish to cooperate with him.

You should write about 100 words on ANSWER SHEET 2. Do not sign your own name at the end of the letter. Use "Li Ming" instead. You don’t have to write the address.
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