Nowadays science and technology _______ so rapidly.
| A．is changing | B．has changed |
| C．will have changed | D．will change |
相关试题
找出画线部分读音与其他单词不同的选项，将序号填入括号内
( )⑴A. good B.cookC.moon
( )⑵A.forty B.doctor C.morning
( )⑶A.brown B.howC.window
( )⑷A.dutyB.busC.must
( )⑸A.horse B.houseC.mouse
There is not enough ________ in the corner to put the table.
A. place B. room C. floor
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