口算200×40时,可以先算2×4,再在得数的末尾添______个0,结果是__

题型:解答题

问题:

口算200×40时,可以先算2×4,再在得数的末尾添______个0,结果是______.

考点:认识乘法
题型:解答题

阅读理解。

      Mr. Green had a farm in England. He and his wife grew a lot of things on the farm. They worked

very hard. One day Mr. Green said to his wife, "Dear, let's go to London next Sunday. We can have a

good lunch there, and then we can go to the cinema." His wife was very happy when she heard this,

because she and her husband always ate a lot, and she didn't like cooking three times every day. 

     They went to London by train and walked for an hour. When it was twelve o'clock, they wanted to

have a meal. They looked at a few restaurants. In one of them there was a blackboard outside. On the

blackboard was "Lunch 12:30 to14:30 £1.50".

      "Well, that's good," Mr. Green said, "We eat for two hours for £1.50 here! This is the place for

us."

1. Mr. Green took his wife to a very _____ restaurant. [ ]

A. expensive

B. cheap

C. new

D. old

2. Mrs Green was happy because _____. [ ]

A. She didn't have to cook

B. Mr. Green ate too much

C. she couldn't eat much

D. they worked hard

3. Mr. and Mrs Green wanted to see a film (电影)           . [ ]

A. before lunch

B. in the morning

C. in the afternoon

D. in the restaurant

4. The words on the blackboard told people that ______. [ ]

A. they must eat a very slow lunch

B. they must eat for two hours

C. they could have lunch any time between 12:30 and 2:30

D. They must be in the restaurant at 12:30 and leave at 2:30

5. Mrs Green wanted to go into the restaurant because ______. [ ]

A. they could eat for a long time

B. they could eat quickly

C. she was in London

D. she was not hungry

题型:解答题

对于实际工业、科学、医疗中应用的电磁辐射设备,必须在( )完成环境影响报告表的编写。

A.使用前

B.购买前

C.购买后

D.安装前

题型:解答题

某中资企业进口电视机散件组装电视机出口,在海关办理加工贸易备案时尚未订立出口合同,海关准予备案,进口料件的保税额度是( )。

A.60%

B.75%

C.90%

D.100%

题型:解答题

下列对本年应交增值税的计算公式中,正确的是( )。

A.本年应交增值税 = 销项税 - 进项税

B. 本年应交增值税 = 销项税 - ( 进项税 - 出口退税 - 进项税额转出数 )

C.本年应交增值税 = 销项税 - 进项税 + 出口退税

D.本年应交增值税 = 销项税 - 进项税 - 出口退税 - 进项税额转出数

题型:解答题

公安机关在对吸食、注射毒品人员作出强制戒毒决定之前,应当( )。

A.让吸毒人员接受强制检查
B.由省级人民政府指定的医院作出鉴定
C.听取有关专家的意见
D.根据戒毒人员毒瘾的深浅来决定戒毒期限的长短

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