We must begin testing this instrument, no matter( )difficult it is.

admin2016-02-02 73

问题 We must begin testing this instrument, no matter( )difficult it is.

选项 A、however
B、how
C、whatever
D、what

答案B

解析

转载请注明原文地址:https://kaotiyun.com/show/cIHC777K

英语

相关试题推荐

随机试题

最新回复(0)