如何区分比目鱼?

题型:问答题

问题:

如何区分比目鱼?

考点:生物学海洋生物学海洋生物学题库
题型:问答题

When you are in England you must be very careful in the streets __1._____ the traffic drives on the left. Before you cross a street you must look to the right first __2._____ then the left. In the morning and in the evening when people go to or come from _3.______, the streets are very busy. Traffic is most __4._______ (danger) then.

When you go by bus in England, you have to be careful, __5.______. Always remember that the traffic moves on the left. So you must be careful. __6._______ (have) a look first, or else you will go __7.___________ wrong way.

In many English cities, there are big buses __8.__________ two floors. You can sit on the __9.________ (two) floor, from __10._______ you can see the city very well. It’s very interesting.

题型:问答题

CAM的含义是( )。

A.计算机辅助设计

B.计算机辅助教学

C.计算机辅助制造

D.计算机辅助测试

题型:问答题

量度物体惯性大小的物理量是______,在国际单位制中,它的基本单位是______.

题型:问答题

由教育部、国家体育总局、共青团中央联合开展的“全国亿万学生阳光体育冬季长跑活动”于2008年10月26日正式启动。活动要求,初中学生每天长跑距离基数为_______米。 [ ]

A1000

B1500

C1800

D2000

题型:问答题

3次测量雪深的地点,彼此相距应在()以上(丘陵、山地台站因地形所限,距离可适当缩短)。

A.10米

B.5米

C.1米

更多题库