【题目】You'd better take care, you will hurt your eyes.
A.so
B.but
C.or
D.and

A. heavy B. tall C. thin D. short

【题目】Julie didn't leave her office ______ the police arrived.
A.however
B.whenever
C.while
D.until

A. more, less B. less, less C. more, more D. less, more

A. for, helps B. to, helps C. to help D. for, help

A. about, about B. in, in C. in, about D. about, in

【题目】At school, we are taught knowledge how to behave well.
A.neither; nor
B.either; or
C.not only; but also
D.not; but

----Sorry ,I am new here

A. how can I B. how I could

C. how to D. what I can

A. the internet B. the Internet C. an internet D. an Internet

【题目】- Would you please give this newly-published novel to Jack?
- Certainly. he comes back.
A.before
B.as soon as
C.until
D.unless