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【简答题】
Comprehensive Exercises I. Cloze 1. Text-related Complete the passage with words chosen from the Words and Phrases to Drill box. Change the form where necessary. blast boundary budget combine device digest economic generate haul illustrate improvement indoor insurance invest involve lower minor profit pursue requirement resist scale stack supplement suspect temptation wicked aside from at that point cut back dine out get by get through just about on a small / large scale on balance Jim Doherty may not be a born farmer, but he ________ _____ (1) without too much trouble. Not that he has had it easy. That first hard winter he faced must have left him with the ______________ (2) to give up and go back to the city. But he managed to ______ ____________ (3) it without losing heart. He's picked up a lot of skills since then and made some real ___________________ (4) to his farm, though without much laborsaving machinery, __________ ___________ (5) that old rotary cultivator. I ____________ (6) he doesn't make all that much, though he does have his writing to ______________ (7) what little __________ (8) he makes from the farm. I guess he does it primarily for the quality of life. Certainly, they seem a happy family and you can often see them out working together, one day spraying apple trees, the next __________ (9) firewood.
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参考答案:
举一反三
【单选题】对于try和catch子句的排列,下列各项中正确的是( )。
A.
子类异常在前,父类异常其后
B.
父类异常在前,子类异常其后
C.
先有子类,其他如果排列都无关
D.
有继承关系的异常不能在同一个try程序段内
【判断题】高效液相色谱法用于定性的参数是保留时间。
A.
正确
B.
错误
【单选题】下列各句在文中的意思,理解不正确的一项是
A.
仰观宇宙之大,俯察品类之盛,所以游目骋怀,足以极视听之娱,信可乐也。——抬头观览浩渺的宇宙,低头审视繁多的物类,借以放眼纵观,舒展胸怀,足以尽情地享受着看和听的乐趣,实在很愉快啊。
B.
俯仰一世——很慢地度过一生
C.
固知一死生为虚诞,齐彭殇为妄作——才知道一生一死都是虚假的,把长寿和短命等同起来的说法是妄造的。
D.
及其所之既倦,情随事迁,感慨系之矣——等到他所向往的事情已经厌倦,感情随着事物的变化而转移,感慨就随之而产生了。
【简答题】水一被加热,我们就会看到水蒸气
【简答题】任务型阅读。 It is Saturday. It is raining heavily outside. It is cloudy and humid. Neil's have to stay at home. Neil's doing my homework. His sister is watching TV. She loves Jack and Jerry. She wants to b...
【单选题】“举世皆浊我独清,众人皆醉我独醒”,这句名言出自()
A.
《孟子·梁惠王下》
B.
《论语·先进》
C.
《庄子·秋水》
D.
《楚辞·渔父》
【单选题】色谱法用于定性的参数是( )。
A.
峰面积
B.
峰宽
C.
保留时间
D.
死时间
【判断题】“举世皆浊,而我独清;众人皆醉,而我独醒”一句出自屈原的《楚辞》。
A.
正确
B.
错误
【单选题】脉孢菌的白化型(al)产生亮色子囊孢子,野生型产生灰色子囊孢子。将白化型与野生型杂交,结果产生129个亲本型子囊(孢子排列为4亮:4灰)和141个交换型子囊(孢子排列为2:2:2:2或2:4:2)。请问al基因与着丝点之间的交换值=()。
A.
26%
B.
13%
C.
52%
D.
50%
【简答题】脉孢菌的白化型(al)产生亮色子囊孢子,野生型产生灰色子囊孢子。将白化型与野生型杂交,结果产生: 129个亲型子囊孢子排列为4亮 : 4灰, 141个交换型子囊孢子排列为2:2:2:2或2:4:2。 问al基因与着丝点之间的距离是多少?
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