Difficult ____ it was, they finished it on time.
A.though
B.although
C.as
D.still
A.though
B.although
C.as
D.still
第1题
A.wA≠wB
B.wA=wB
C.eA≠eB
D.eA=eB
第4题
It can be learned from the passage that about four billion years ago ______.
A.the earth was in molten state
B.the earth surface temperature was above 100℃
C.the earth surface temperature was below 100℃
D.rain water could remain on the earth
第5题
Which of the following is not true?
A.The old man misunderstood his table-companion.
B.It was easier for the old man than for many of the other passengers to go about the ship.
C.Being a mountain villager, the old man was serf-confident.
D.Nobody except the old man on board knew Greek.
第6题
It is difficult ______a world record and even more difficult to ______it.
A.keeping, set
B.keep, set
C.set, keep
D.to set, keep
第7题
A.a so difficult work
B.a so difficult job
C.such a difficult job
D.such a difficult work
第8题
A.difficult
B.the difficult
C.more difficult
D.the most difficult
第11题
Is it difficult to learn to()Tai Chi?
A.do
B.play
C.go