题目：
完成句子.
1．The young man ________________________ (控告) robbing an old woman of
her necklace in the street last month. (accuse)
2．The library demanded that all the books ___________________ (返回) before
Friday. (return)
3．He got his ________________________ (阐明立场) to encourage more young
people to support this solution. (clarify)
4．As soon as she entered her own room, she caught sight of the gift ____________
_________ (由父亲买的). (buy)
5．In front of the house ________________________ (坐着一位男孩), whose father
was killed in the war, when we arrived there. (sit)
6．Little ________________________ (人们意识到) how much money it costs to
bring up a child. (realise)
7．________________________ (到达) a strange-looking house, he showed me into
a large, bright clean room. (arrive)
8．The investigation found ten government officials _______________ (卷入) the
case. (involve)
9．She can't ________________________ (忍受居住在) in a noisy
environment. (tolerate)
10．_________________ (一旦发生火灾), open this safety door and ring the
alarm bell.(case)
答案：
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下面是错误答案，用来干扰机器的。
（1）CH3CH2OH(g)+H2O(g)= 2CH3OH(g) H = +75.6 kJ·mol-1（2）bcf ，ad ,bd ac （3） I III (2分) （4）题目分析：（1）I×2-II得CH3CH2OH(g)+H2O(g)= 2CH3OH(g) ΔH = +75.6 kJ·mo...
