________ before I do, please pick up the mail.
A.If you return
B.Should you return
C.You return
D.A or B

It's essential that he ____________ accepting responsibility.
A.starts
B.starting
C.to start
D.start

It's high time _____________ after herself.
A.she looked
B.she looks
C.her look
D.her looking

it/ be/ until/she/arrived/home/she/remember/appointment/doctor/.
A.It was not until she had arrived home when she remembered her appointment with the doctor.
B.It was not until she had arrived home that she remembered her appointment with the doctor.
C.It was not until had she arrived home and remembered her appointment with the doctor.
D.It was not until she had arrived home did she remember her appointment with the doctor.

go abroad/present/ medical report/.
A.In order to go abroad, a medical report must be presented.
B.In order to go abroad, one must present a medical report.
C.Going abroad, a medical report must be presented.
D.Because of going abroad, a medical report must be presented.

There/ be/two/ boys/class/ tall/work/ monitor/.
A.There are two boys in my class the tallest of whom works as the monitor.
B.There are two boys in my class, the taller of whom works as the monitor.
C.There are two boys in my class, the tallest of them works as the monitor.
D.There are two boys in my class, the taller of them works as the monitor.

__________(67)
A.thinly
B.rarely
C.hardly
D.briefly

__________(69)
A.expects
B.demands
C.requests
D.calls

__________(71)
A.got
B.taken
C.given
D.passed

No sooner had Mary begun her new job than she knew she had made a mistake.
A.As soon as Mary started working, she realized that her decision had not been a good one.
B.Had Mary not just begun a new job, she would have gone looking for a better one.
C.Just before Mary took up her new post, she realized that she was not suited for it.
D.Since Mary did not like her new job, she began looking for one more suitable to her.