You didn’t have to write (A) the letter; it was a waste of (B) time because (C) we have it in (D) our computer.
A.didn’t have to write
B.a waste of
C.because
D.it in

Our supervisor (A) advised to take (B) a course (C) in research (D) methods.
A.Our supervisor
B.to take
C.course
D.research

You are not allowed to drive (A) your car in the city centre at rush hour (B) because of (C) there is too much traffic (D) then.
A.allowed to drive
B.rush hour
C.because of
D.traffic

Many (A) people agree that writing (B) letters are (C) a nice way of keeping(D) in touch.
A.Many
B.writing
C.are
D.of keeping

The number (A) of time (B) he spends gardening (C) is increasing (D) every day.
A.The number
B.time
C.gardening
D.is increasing

It would be both (A) noticed and appreciating (B) if you could finish the work(C) before you leave.(D)
A.both
B.appreciating
C.the work
D.leave

The (A) suits were hanged (B) in the closet when (C) they were returned (D) from the cleaners.
A.The
B.hanged
C.when
D.were returned

What (A) is written is (B) more easily (C) understood than it (D)is spoken.
A.What
B.is
C.more easily
D.it

Most (A) oxygen atoms have (B) eight neutrons, but a small amount (C) have (D) nine or ten.
A.Most
B.have
C.a small amount
D.have

Frank’s wallet is lying on the coffee table. He ..... it here last night.
A.had to leave
B.will have left
C.must leave
D.must have left