【題目】Only when I left my parents for Italy ________ how much I loved them.
A.I realized B.I had realized
C.had I realized D.did I realize
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【題目】探究溫度對果膠酶活性影響的實驗中,得到如下實驗結(jié)果。據(jù)此分析不正確的是( )
A.實驗過程中應先將蘋果泥和果膠酶分別調(diào)節(jié)到對應溫度后再混合
B.為了實驗結(jié)果的科學性,各組混合處理時間和過濾果汁時間均應相同
C.應在50~55℃之間設置更細溫度梯度進行實驗探究果膠酶的最適溫度
D.該實驗結(jié)果表明高溫能使果膠酶失活,但高溫也可能促進果膠分解
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【題目】
I want to hear from her again, , we have been out of touch for more than thirty years.
A. What's more
B. That is to say
C. In other words
D. Believe it or not
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【題目】The manager demanded that the work ________ by the end of the month.
A.must finish B.would be finished
C.be finished D.must be finished
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【題目】 ___________his technical knowledge was limited, the old worker has a lot of experience.
A. Since B. Unless C. As D. Although
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【題目】He got when he was crossing the street. He died soon after he was taken to the hospital.
A. run over
B. run after
C. run out
D. run up
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【題目】 It is in the hall behind the teaching building __________ we usually have our PE lessons on rainy days.
A. where B. that C. which D. what
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【題目】 Peter will ________ his post as the head of the travel agency at the end of next month.
A. take up B. put up C. add up D. break up
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【題目】Captain John Smith was among the first to settle in ____________ is called New England now.
A. which B. what
C. the place where D. where
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