【单选题】【消耗次数：1】
.爆炸品的包装箱不宜直接在地面上放置，最好铺垫（ ）厘米左右的方木或垫板。
①
A、20
②
B、40
③
C、50
参考答案：
复制
纠错
相关题目
【单选题】
露是因夜间地面和地面上物体表面辐射冷却，使贴近地面或物体表面的空气温度下降到（）以下时，在地面或物体表面上所产生的凝结物。
①
零度
②
一定温度
③
露点温度
④
地面温度
随机题目
【单选题】
After filling out this form, please dont forget to______ your name.
①
sign
②
sigh
③
scribble
④
jot
【单选题】
—Why didnt you come to join her party?—I______, but I had to deal with something urgent.
①
would have
②
should
③
would do
④
was going to have
【单选题】
They couldn’t ______ to fly out to see us, and we couldnt either. We were all poor then.
①
offer
②
afford
③
provide
④
supply
【单选题】
Youve got a divorce? Why did he decide to______ you after seven years together?
①
keep company with
②
part company with
③
keep in touch with
④
stay in touch with
【单选题】
—How many poor counties will there be in our province by 2020?—There will be only a few, if _______.
①
much
②
some
③
any
④
many
【单选题】
Henry was very busy yesterday．Otherwise he______ to our my birthday party.
①
would have come
②
came
③
had come
④
will come
【单选题】
Our parents were strict. They requested that we______ television on week nights.
①
have not watched
②
not be watching
③
must not to watch
④
not watch
【单选题】
---Why didn’t John call me ? ---Oh, his cell-phone ran out of power, otherwise he______ you.
①
had called
②
would have called
③
called
④
would call
【单选题】
If you take quality into consideration, you will find our price______.
①
changeable
②
readable
③
comfortable
④
reasonable