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问题 填空题

9×10=90，______是______的倍数，______是______的因数．

答案

因为9×10=90，90÷9=10，90÷10=9，所以90是9和10的倍数，9和10是90的因数；

故答案为：90，9和10，9和10，90．

单项选择题

关于氯乙酸AS-D萘酚酯酶染色（As-DNCE），下述概念不正确的是（）

A.急性淋巴细胞白血病多呈阴性反应

B.单核细胞为阴性反应，个别呈弱阳性反应

C.粒细胞酶活性随细胞的成熟而增强

D.淋巴细胞、浆细胞、幼红细胞均呈阴性反应

E.急性单核细胞白血病为阴性反应
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单项选择题

In June 1985, two British mountaineers Joe Simpson and Simon Yates made the first-ever climb of the 21,000-foot snow-covered Siula Grande mountain in Peru. It was an exceptionally (26) job, but nothing compared to what was to (27) . Early in the process, Simpson (28) and broke his right knee. Yates could have (29) him but managed to find a way of (30) him down the mountains on a rope in a series of difficult drops. Then Simpson fell into a crevasse and Yates eventually had no (31) but to cut the (32) , completely convinced that his friend was now (33)

In his book on the (34) , Joe Simpson wrote:

(35) I looked at the distant moraines, I know that I must at least try I would probably (36) there among those rocks. If I died, well, that wasn’t so (37) , but I wouldn’t have (38) waited for it to happen. The (39) of dying no longer affected me as it had in the crevasse at first. I now had a chance to (40) it and struggle against it.

The survival of Yates himself was (41) . That Simpson somehow found a way of (42) out of the crevasse after 12 hours and then crawled and (43) himself six miles back to camp, (44) three days and might without food or drink, would be considered as a heroic fiction. But in fact it was so (45) .

37().

A. happy

B. great

C. funny

D. surprising
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