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【简答题】
开启JD-1A型计算机联锁系统时,首先开启:
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反馈参考答案：
举一反三
【单选题】While we were running on the playground, Jack suddenly stopped____ and lay on the ground,so we all stopped_____ what was wrong with him.
A.
to run; to see
B.
running; seeing
C.
running; to see
D.
running; see
【简答题】I feel very s_______ and tired these days, I will have an exam soon.
【简答题】根据首字母,完成句子。 The coming test makes me n_______. And I feel s________.
【单选题】I feel it ’ s a great pleasure to attend your birthday party.
A.
to invite
B.
to be invited
C.
invited
D.
having invited
【单选题】听力原文：M: Do you think we should urge Jack to take part in the game? W: We'll have to leave that decision up to him. Q: What does the woman mean? (13)
A.
Jack should decide about the game himself.
B.
They have to make an urgent decision.
C.
Jack should take her advice.
D.
They can't make a decision.
【单选题】某家电企业欲了解产品降价对销售额的影响,选择A,B两个商店作为实验单位和非实验单位,实验期为一个月,其实验前和实验后的测量数据如下表:(单位:万元)
A.
50万元
B.
150万元
C.
200万元
D.
250万元
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