问题
多项选择题
一个量值为10μs-1,它也可表示为()。
A.10-5s-1
B.105s-1
C.107s-1
D.10MHz
答案
参考答案:C, D
一个量值为10μs-1,它也可表示为()。
A.10-5s-1
B.105s-1
C.107s-1
D.10MHz
参考答案:C, D
从方框中选择恰当的短语,用其正确形式填空。(共5小题,每小题1分;计5分)
小题2:Singing and short plays most of the programs in the English Evening yesterday. 小题3:John doesn’t get along well with his friends because he is pushy. 小题4: Both of the businessmen felt sorry as their talk without an agreement. 小题5:Smoking and sleeping late can get of your health. |