更多"A. to send goods to various parts o"的相关试题:
[填空题]A. to send goods to various parts of the world
B. at any time during the year
C. has greatly promoted trade
D. is it possible to produce on a large scale
E. the transport of goods
F. it is possible to produce on a large scale
Only when goods can be carried to all parts of the world quickly ______.
[填空题]
- A. to send goods to various parts of the world
- B. at any time during the year
- C. has greatly promoted trade
- D. is it possible to produce on a large scale
E the transport of goodsF. it is possible to produce on a large scale
The development of modem means of transport ______.
[单项选择]Various machine parts can be washed very clean and will be as clean as new ones when they are treated by ultra-sonics (超声波).（）
A. 超声波处理可以使不同的零件焕然一新。
B. 各种零件用超声波处理后，都可以清洗得非常干净，甚至像新零件一样。
C. 不同种类的零件先经过冲洗，再经超声波处理就变成新零件了。
D. 只有能冲洗干净的机器零件才能由超声波处理得如同新零件一般。
[填空题]
- A. to send goods to various pans of the world
- B. at any time during the year
- C. has greatly promoted trade
- D. is it possible to produce on a large scale
- E. the transport of goods
- F. it is possible to produce on a large scale
Only when goods can be carried to all parts of the world quickly ______.
