China’s Chang’e 4 robotic probe entered lunar orbit on Wednesday, ________ a major step in its mission to make a soft landing on the moon’s far side.
A.marking B.to mark
C.having marked D.marked
It’s natural that a man can hardly ______ a smile when he is informed of some good news.
A.hold up B.hold back C.hold out D.hold on
______ clear goals, we become stuck in daily routines until we become slaves of them.
A.On top of B.In the silence of C.On account of D.In the absence of
When I was in university, I ______ at a loss what to do in the future for a long time.
A.had felt B.have felt C.felt D.would feel
—Have you paid? What’s my share of the bill?
—________. It wasn’t very much.
A.Don’t worry about it. B.It’s my share
C.None of your business. D.It’s up to you.
Linda couldn’t have broken into the teacher’s office at midnight, for it was only nine o’clock ______she returned to the dormitory and had a sound sleep.
A.before B.when
C.that D.until
