马铃薯施肥方案

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马铃薯施肥方案

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       阴历一月古时本来又叫“政月”,到了秦朝为了避秦王嬴政的讳,就把“政月”改为“正月”,“正”字的读音也当为“征”了。这说明皇帝制度的主要特征是 [ ]

A、中央集权

B、皇帝拥有最高决策权

C、独断性和随意性

D、皇权至上,皇帝独裁

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动词填空

小题1:---Did you notice a boy in blue pass by just now?

---No, sir.  I ________(watch) the TV news about Yao Ming.

小题2:Mr.  Smith writes short stories, but he _____ ( write ) a TV play these days.

小题3:The woman is very pleased because her son ________(mop)up the floor.

小题4:It is wrong ________ (laugh) at the blind people.

小题5:We all know twelve months ________ (make) a year.

小题6:Oh, look! It’s raining outside. We’d better _________ (not go) out.

小题7:Have you taken your medicine today?   Yes, I_________ (take) it after breakfast.

小题8:It’s necessary to spend as much time as you can _________(speak) English in and after class.

小题9:He        (come) to the party if he has free time this evening.

小题10:Since Mr. Wu came here, he ________ (teach) for two years.

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a、b、c三种固体物质的溶解度曲线如图所示。下列说法正确的是     【  】

A.t1℃时,a、b、c三种物质的溶解度由大到小的顺序是b>a>c

B.t2℃时,30 g a物质加入到50 g水中不断搅拌,所得溶液溶质质量分数为37.5%

C.将t1℃时c的饱和溶液升温到t2℃,变为不饱和溶液

D.t2℃时,将相同质量的a、b、c三种物质的饱和溶液降温到t1℃,析出晶体最多的是a

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正常运行中,低加()应调整到一定开度,防止蒸汽漏入冷凝器,影响真空。

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表现成年人胸部以上或物体局部的画面称作:()。

A、远景

B、全景

C、中景

D、近景

E、特写

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