摘要: is→ am
网址:http://m.1010jiajiao.com/timu_id_2351135[举报]
--- Is your husband at home?
--- I am not sure. __________ he is in the office.
| A.May | B.May be | C.Maybe | D.Might |
----Is this your pen?
---- .It’s Tony’s pen.
| A.Yes, it is | B.No, it isn’t |
| C.Yes, I am | D.No, I am not |