Polly goes to a gym twice （）week with her friends.

单项选择题（）name is Jane.（）is from the US.

A.Her，She
B.She’s，She
C.Her，Her

单项选择题David is （）only accountant in my son’s company.

A.the
B.an
C.a

单项选择题The workers usually （）work at 8：30.

A.are starting
B.start
C.starts

单项选择题The class （）over，we had a （）discussion.

A.been ...Heat
B.being ...heated
C.is ...Heating
D.be ...heated

单项选择题I （）this e-mail to tell you about my new office.

A.am writing
B.writing
C.writes

单项选择题My uncle （）in the IT Department.But now he （）on a plan for the marketing department.

A.works，is working
B.work，is working
C.is working，works

单项选择题I’d （）a beer too.Thank you.

A.like having
B.like to have
C.like have

单项选择题Each（）is a unit of both atomicity and consistency.

A.transaction
B.database
C.storage structure
D.schema details

单项选择题They overcame their difficulty （）working hard.

A.in
B.at
C.on
D.by

单项选择题My parents considered my friend to be a bad （）on me.

A.affect
B.effect
C.influence
D.control