【题目】There is no known _________ but the illness can be treated.
A.clue
B.cure
C.solution
D.medicine

A. arose B. arised C. raised D. rose

A. take part in B. took part in

C. taking part in D. to be taking part in

【题目】Being __________ to the sunlight for a long time is harmful to your skin.
A.exposed
B.burnt
C.touched
D.closed

【题目】We’d like as many people as possible to _________ the lecture.
A.take
B.reach
C.attend
D.expose

【题目】We reached the _________ that he was against our plan.
A.consequence
B.conclusion
C.agreement
D.appointment

【题目】Our house is on the top of the hill，and in winter the winds ______be pretty cold.
A.must
B.ought to
C.can
D.need

【题目】Someone is ringing the doorbell，Go and see.
A.who is he
B.who he is
C.who is it
D.who it is

A. is repaired B. has been repaired

C. is being repaired D. was repaired

A. shut; off B. turned; down

C. showed; out D. gave; away