0  312538  312546  312552  312556  312562  312564  312568  312574  312576  312582  312588  312592  312594  312598  312604  312606  312612  312616  312618  312622  312624  312628  312630  312632  312633  312634  312636  312637  312638  312640  312642  312646  312648  312652  312654  312658  312664  312666  312672  312676  312678  312682  312688  312694  312696  312702  312706  312708  312714  312718  312724  312732  447090 

7.    Where did the two speakers go yesterday evening?

A.    They went to the theatre. B. They went to the cinema. C.They went to the hospital.

试题详情

6.  What did the woman suggest?

  A. She suggested the man ask his teachers to borrower the books.

  B. She suggested the man read the books there.  C. She suggested the man copy the book.

试题详情

5.    How many books did the man finally take away?

A. Four.        B.Three.          C. One.

试题详情

4.  What is the boy doing?

A. Watching TV.     B.Listening to music.     C.Watching the video

试题详情

3.    When does the coversation take place?

A. In the morning.    B. In the afternoon.     C. In the evening.

试题详情

2.  Where are the two speakers?

  A. At a garage.      B. At a bus shop.      C. At a restaurant.

试题详情

1.    Why is the woman late?

A. She missed the bus.   B. She couldn’t start her car.  C. She couldn’t find the key.

试题详情

5.某原子的核内质子数为18,中子数比电子数多4,则该原子中所含粒子(质子、中子、电子)总数为(   )

  A.18                 B.40             C.58             D.62

生活小语

上帝从不埋怨人们的愚昧,人们却埋怨上帝的不公平

试题详情

4.原子的相对质量(   )

  A.就是原子的质量            B.在数值上约等于质子数与中子数之和

C.可以用千克或克作单位      D.是一个质量比,没有单位

试题详情

3.(07河北中考)朝核问题引发了国际关注,核问题的关键是核能的如何利用。已知某种核原料的原子核内含有1个质子和2个中子,则下列有关说法正确的是(   )

A.该原子是一种氢原子               B.该元素是金属元素

C.该原子核外有3个电子         D.该原子核带2个单位的正电荷

试题详情


同步练习册答案