【題目】 Personally, I think modern education is __________sitting at a desk and looking at the blackboard.
A. more than B. no more than
C. less than D. no less than
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【題目】—Do I have to bring my camera tomorrow afternoon?
—I think so. We _______ the Botanical Garden then.
A. will be visiting B. are visiting
C. have visited D. visit
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【題目】
What's the______, in your opinion, of helping him if he doesn't make an effort to help himself?
A. sympathy
B. theme
C. object
D. point
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【題目】The entire organization has to be ready to all of these changes at a moment’s notice.
A. refer to B. apply to
C. adapt to D. appeal to
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【題目】"You’ve already got well, haven’t you?"she asked.
→She asked me ___________.
A. if I have already got well, hadn’t you
B. whether I had already got well
C. have I already got well
D. had I already got well
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【題目】My English teacher’s humor was________ make every student burst into laughter.
A. so as to B. such as to
C. such that D. so that
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【題目】人體的甲狀旁腺和甲狀腺C細胞分別分泌甲狀旁腺素和降鈣素。下圖表示的是人體血鈣濃度變化的示意圖,下列相關敘述正確的是
A.降鈣素能促進腎小管對鈣離子的重吸收過程
B.人體血鈣濃度在神經系統(tǒng)的調節(jié)下處于動態(tài)平衡
C.甲狀旁腺素和降鈣素對血鈣的調節(jié)表現(xiàn)為拮抗作用
D.甲狀旁腺素只能通過促進腎集合管對鈣離子的重吸收而提高血鈣濃度
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【題目】 There is still much time left, so I’ll tell you about it __________.
A. in detail B. in brief C. in short D. in all
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【題目】下面是某個高等動物體內細胞分裂的示意圖,右面的曲線圖表示該動物細胞中一條染色體上DNA的含量變化。分析回答下列問題:
(1)圖B處于 期,它產生的子細胞含有同源染色體 對。該動物的體細胞內含有________條染色體。
(2)經有絲分裂產生的子細胞具有與親代細胞相同數(shù)目、相同形狀的染色體,其原因是 。
(3)在曲線圖中,a~b段DNA含量發(fā)生變化的原因是 。
(4)在曲線圖cd段中,細胞內染色體發(fā)生的行為是 。在A、B、C三圖中,與b~c段相對應的細胞是圖 。
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