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【单选题】
根据《招标投标法》,下列关于招标投标的说法,正确的是( )A.
委员会成员人数为7人以上单数
B.
联合体投标的，由联合体牵头单位与招标人签订合同
C.
委员会中技术、经济等方面的专家不得少于成员总数的2/3
D.
投标人应在递交投标文件的同时提交履约保函
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举一反三
【单选题】— Have you had an e-mail address? — Yes, I have ______ one since 2005.
A.
have
B.
has
C.
had
D.
applied
【单选题】___________ , l would have gone to see him.
A.
Have l had time
B.
Had l time
C.
Had l had time
D.
Would l have time
【简答题】_____ had enough time, they would have visited the Great Wall. A) Had they B) Have they C) Would they have D) If they
【单选题】I could have done it better if I ______ more time.
A.
have had
B.
had
C.
had had
D.
will have had
【简答题】Watch the video and arrange the s into chronological order. Use number 1-5 to fill in the blanks and mark the sequence. Marie earned Physics and Mathematics degrees. ________
【单选题】The boys ________ two subjects last term, but this term they _____five. A. have, have B. had, had C. have, had D.
A.
have, have
B.
had, had
C.
have, had
D.
had, have
【判断题】某钢尺经检定,其实际长度比名义长度长 0.01m ,现用此钢尺丈量 10 个整尺段距离,如不考虑其它因素,丈量结果将比实际长度长了 0. 1m 。
A.
正确
B.
错误
【简答题】骨骼肌纤维中的三联体是_ _和两侧的__ _的合称。它位于__ ___。
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