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【简答题】
调频制与调幅制相比较,其优点是______、______,其缺点是______。
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参考答案:
举一反三
【单选题】v. 代表,象征 sign
A.
en
B.
ize
C.
ify
D.
ate
【简答题】请你根据下图所示回答下列问题: (1)上图所寓示的含义是: (2)造成温室效应的主要原因是: (3)为了减缓温室效应,我们每个人都可以从自己身边做起,比如说纸张双面使用。纸张双面使用和减缓温室效应之间的关系是: (4)请你再举二件你可以做到的有利于减缓温室效应的事情。
【单选题】How did Fiona respond to her home - schooling ?
A.
She was eager to learn what was planned for her.
B.
She did not seem to be happy about it.
C.
She was unhappy at first, but became enthusiastic about it later.
D.
She was reluctant to follow her mother’s instructions.
【简答题】下图是某个化学反应的微观示意图。请根据图示回答下列问题: (1)图示有 种分子; (2)写出图中所示反应的化学方程式 ; (3)图中所示反应是否属于置换反应? (填“属于”或“不属于”)。你的判断依据是 。
【判断题】液压道岔的油泵就是从油箱里抽油到油缸里。
A.
正确
B.
错误
【单选题】The doctor, not wishing to alarm her, did not tell her how serious her condition was.
A.
这位医生不顾她的警告,没有认真地告诉她的实况。
B.
这位医生不希望她惊慌,没有把她的严重病情告诉她。
C.
为了不让她惊慌,这位医生没有把她的严重病情告诉她。
D.
为了不让她惊慌,这位医生没有认真地告诉她实况。
【简答题】Why did Miriam give up her relation with Max?
【单选题】How did Glenn help the firemen to save his mother?
A.
By throwing water all over her and her bed.
B.
By carrying her to safety with his brother.
C.
By pushing and pulling at her.
D.
By tying a string to her hand.
【简答题】代表,象征,意味着,v.
【简答题】v. 代表,表示,象征,意味着
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