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英语单词麻烦请给个解释,尤其设计到固定用法和区分的时候.1.Every new theory not only must

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英语单词
麻烦请给个解释,尤其设计到固定用法和区分的时候.
1.Every new theory not only must______the valid prediction of the old theory,but must also explain why those predictions_____within the range of that old theory.
A.organize.failed B.accommodate.succeeded
C.generate.faltered D.promote.functioned
2.Nuclear weapons are probably______thread to the human race than overpopulation.
A.no longer a terrible B.no longer terrible a
C.no more a terrible D.no more terrible a
3.The company____ a rise in salary for ages,but nothing has happened yet.
A.is promised B.has been promised C.is promising D.promised
4.The ____ on this apartment expires in a year's time.
A.tready B.engagement C.lease D.subsidy
D
B
D
一般过去式,过去保证过
C
expiring date
有效限期,失效日期
lease
租借,租约,租赁物,租期,延续的一段时间
vt.
出租,租出,租得