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【简答题】
They stopped at the top of the mountain to admire the varied s____.
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举一反三
【单选题】If someone says, "It cannot hurt to ask." he means ______________.
A.
it's a good idea to ask.
B.
he doesn't want to ask.
C.
it will hurt if he asks.
D.
he's not sure whether to ask or not.
【简答题】MOOC是Massive( 大规模的 )、 Open( 开放的 )、 Online( 在线的 )、 Course( 课程 )四个词的缩写, 指( ) ,是由很多愿意分享和协作以便增强知识的学习者所组成。
【单选题】继发型肺结核与原发性肺结核的主要不同点是
A.
病灶位于上叶尖后段及下叶背段
B.
一般无肺门淋巴结肿大
C.
肺内病灶钙化较少见
D.
病灶形态多样，可溶解形成空洞
E.
胸腔积液
【单选题】Mr. Zhang is the best music teacher in our school, but he has hurt his left foot and cannot ________tomorrow’s concert.
A.
take part
B.
play a part in
C.
participate
D.
participate in
【简答题】A．She'll get hurt when skiing. B．She cannot learn skiing well. C．She will get lost on the mountain. D．She won't get the map.
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