He always writes as___________as his sister. They are both our examples.
A.uselessly B.carelessly C.carefully D.usefully
How excellent Wang Tongjing is! She___________that problem in a second.
A.found out B.looked out C.worked out D.cleared out
—Shall we go on Friday or Saturday?
—Either day is OK.It makes no________to me.
A.choice B.change C.difference D.decision
Sorry, I need to go to the library at once. Lily___________for me there.
A.waited B.was waiting C.waits D.is waiting
My father often goes out for a walk after supper___________he thinks it’s good for his body.
A.because B.though C.unless D.whether
Children have to take many after-school classes. They___________hard to study for good grades.
A.were pushed B.are pushed C.are pushing D.have pushed
