2道题,每一道都有一道对的句子.速度~~~1.A.Whodidnotdoitat6:00p.m.yesterday?B.Whohasnotdoneitat6:00p.m.yesterday?2.A.Howoftendohegotothisparkeveryyear?B.Howoftend

Question

2道题,每一道都有一道对的句子.速度~~~
1.
A. Who did not do it at 6:00 p.m. yesterday?
B. Who has not done it at 6:00 p.m. yesterday?
2.
A. How often do he go to this park every year?
B. How often does he go to this park every tear?

Answer 1

第一题正确的句子是A,
因为后面有一个表示过去的时间.要用般过去时态.
第二题正确的句子是B,
因为第三人称单数动词要加S.