I am sure Mary has been here and （）
A: did what required her
B: has done what required her
C: has done what was required of her
D: did what has been required of her
A: did what required her
B: has done what required her
C: has done what was required of her
D: did what has been required of her
举一反三
- What has Tom already done A: Because her grandma works there. B: Because she has never been there. C: Because her grandma is in it.
- It is a fact______she has done her best. A: what B: which C: who D: that
- What has the woman done to her hair A: Had her hair cut. B: Tied her hair up. C: Washed her hair.
- What do you think their mother has just done A: She has gone to the grocer's B: She has just clone her shopping. C: She has bought a few jars. D: She has been in all day.
- There were surprised at what I ______. A: did B: had done C: has done D: does