As a source of Apower, electricity Bhad no rival because it is Cclean, silent, a

游客2024-01-02 57

问题 As a source of Apower, electricity Bhad no rival because it is Cclean, silent, and Dcan be turned on and off instantly.

选项 A、
B、
C、
D、

答案 B

解析 Had is past tense; a present-tense verb is needed with the simple present verb is in the second clause. Correction: has.

转载请注明原文地址:http://tihaiku.com/zcyy/3328271.html

相关试题推荐

随机试题

最新回复(0)

Choosethecorrectletter,A,BorC.[br]Thisassignmentisimportantbecause