27.The red flag looks extremely beautiful the blue sky and white clouds.
A.through B.a(chǎn)cross C.a(chǎn)gainst D.beyond
26.How long do you think __________ the computer company turns out a new product?
A.it will be that B.will it be until
C.will it be since D.it will be before
25.- Good morning.How much should I pay for these books __________ to Alabama?
- Hmm, about ten dollars.
A.to be sent B.being sent C.sent D.having been sent
24.China’s new food law provides for a food recall system __________ producers have to stop production if their food isn’t up to standards.
A.where B.that C.when D.which
23.- Do you think the weather is good enough for the picnic?
-Yes.You couldn’t hope for __________ day at this time of the year.
A.a(chǎn) nice B.the nice C.a(chǎn) nicer D.the nicest
22.- What about Mr.Brown’s speech?
- I understood most of what he said, but not __________ word.
A.a(chǎn)ny B.each C.every D.one
第一節(jié) 單項(xiàng)填空 (共15小題;每小題1分,滿分15分)
從A、B、C、D四個(gè)選項(xiàng)中,選出可以填入空白處的最佳選項(xiàng),并在答題卡上將該項(xiàng)涂黑。
例:It is generally considered unwise to give a child ___________ he or she wants.
A.however B.whatever C.whichever D.whenever
答案是B。
21.- Really? Who will give __________ lecture next Saturday?
- Mr.Wang, __________ professor from Nanjing University.
A.the; 不填 B.the; a C.a(chǎn); the D.a(chǎn); a
22.(本小題14分)
已知函數(shù)在處取得極值。
(Ⅰ)求函數(shù)的解析式;
(Ⅱ)求證:對(duì)于區(qū)間上任意兩個(gè)自變量的值,都有;
(Ⅲ)若過點(diǎn)可作曲線的三條切線,求實(shí)數(shù)的取值范圍。
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