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【单选题】
CFC12对大气臭氧层破坏作用最大，臭氧层破坏系数(ODP)值为( ),温室效应(GWP)值达3左右。A.
1
B.
2
C.
3
D.
4
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反馈参考答案：
举一反三
【简答题】Section A Directions: I n this section, there is a passage with ten blanks. You are required to select one word for each blank from a list of choices given in a word bank following the passage. Read...
【单选题】猩红热患儿皮疹特点,以下哪项不符合
A.
皮疹粗糙,砂纸样,疹间皮肤正常
B.
常有散在糠屑样脱
C.
在腋窝、腹股沟等皮肤皱褶处可见帕氏线
D.
常在24小时内遍及全身
E.
以上答案都不对
【简答题】You __________water the flowers every day, but you needn’t do it at once. Complete the sentences with ‘must’ or ‘have to’.
【简答题】Section B Directions: I n this section, you will hear two long conversations. At the end of each conversation, you w ill hear four questions. Both the conversation and the questions will be spoken onl...
【简答题】Cloze (10*10=100) Section A Directions: n this section, there is a passage with ten blanks. You are required to select one word for each blank from a list of choices given in a word bank following the...
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