问题补充:
These days students in some schools not to use mobile phones.
A. ask
B. asked
C. are asked
D. were asked
答案:
A. ask
B. asked
(答案→)C. are asked
D. were asked
解析:被动语态。主语students是动作的承受者,所以用被动语态;根据these days可知用一般现在时。
时间:2019-03-22 08:25:28
These days students in some schools not to use mobile phones.
A. ask
B. asked
C. are asked
D. were asked
A. ask
B. asked
(答案→)C. are asked
D. were asked
解析:被动语态。主语students是动作的承受者,所以用被动语态;根据these days可知用一般现在时。