In summer, food goes bad easily _____ it is put in the refrigerator.

A. until
B. if
C. since
D. unless

The teacher always tells his students to keep ______ from day one.

A. in
B. on
C. up
D. with

A ______ is helpful in looking for a job, but it doesn’t mean a job.

A. certificate
B. record
C. license
D. grade

Living at college gives me a sense of responsibility. What is the pattern of the sentence?

A. SPOA
B. SPOO
C. SPOC
D. SPO

I'll let you know ___________ he comes back.

A. before
B. because
C. as soon as
D. although

He has never been away from home, so being homesick is a new _____ to him.

A. sense
B. experience
C. part
D. suppose

Similar sounding English words often result in _________ (understand) among English-speaking people.

People often end their letters with “Yours ______.” (true)

You may not get a job even if you do a course that is ______ (like) to get you one.

She has been working as an accountant in a local company since __________. (graduate)