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问题 判断题

08-32捣固车、WD-320型动力稳定车的发动机，在环境温度>0℃～-30℃时使用30CD中增压柴油机油或11号中增压柴油机油或寒区中增压柴油机油。

答案

参考答案：对

单项选择题

Did you ever have someone’s name on the tip of your tongue and yet you were unable to recall it (1) this happens again, do no (2) to recall it. Do something (3) for a couple of minutes, (4) the name may come into your head. The name is there since you have met (5) person and his name. It (6) has to be dug out. The initial effort to recall (7) the mind for operation, but it is the subconscious (8) that go to work to dig up a (9) memory. Forcing yourself to recall (10) never helps because it doesn’t (11) your memory；it only tightens it. Students find the preparatory method help (12) examinations. They read over the questions (13) trying to answer any of them. (14) they answer first the ones (15) which they are most confident. Meanwhile, deeper mental activities in the subconscious mind are taking (16) ; work is being done on the (17) difficult questions. By the time the easier questions are answered, answers (18) the more difficult ones will usually begin to (19) into consciousness. It is often (20) a question of waiting for recall to come to the memory.

1（）

A.loosen

B.weaken

C.decrease

D.reduce
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填空题

大豆根据种皮的颜色和粒型分为（）、（）、（）、（）、（）。
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