干哈士蟆涨发后的体积为原来的（）倍。A、0.5-1 B、1-2 C、2-2.5_爱下问搜题

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问题单项选择题

干哈士蟆涨发后的体积为原来的（）倍。

A、0.5-1

B、1-2

C、2-2.5

D、2.5-3

答案

参考答案：B

完形填空

        Thanks for   1    CCTV's Around China show. Today, we're in   2    . It's a beautiful, sunny day!  3
many people here on vacation. Some are talking with friends. Others   4    on the grass. Look at these
children playing soccer. They look cool! I'm relaxed in the city. This is an  5    place.

( )1. A. joining
( )2. A. China, Chengdu
( )3. A. There have
( )4. A. are lying
( )5. A. dangerous

B. join
B. New York , Australia
B. There are
B. is lying
B. interesting

C. to join
C. Chengdu, China
C. There is
C. lying
C. difficult

多项选择题

地基气象观测业务体系发展方向是（）.

A.向高精度高时空分辨率发展

B.向气候系统拓展

C.向遥感遥测、自动化方向发展

D.向一站多能、综合观测发展