The students have to come back before dark,______?A、do theyB、haven’t theyC、don

游客2025-07-31  0

问题 The students have to come back before dark,______?

选项 A、do they
B、haven’t they
C、don’t they
D、have they

答案 C

解析 have to的反义疑问句助动词用do。
转载请注明原文地址:http://tihaiku.com/zcyy/4183869.html
最新回复(0)