____, it is quite easy to drill a hole in it with laser.
A.Hard although a diamond is
B.As a diamond is hard
C.Hard as a diamond is
D.How hard is a diamond
第2题
The work seemed easy at first but it ______ to be quite difficult.
A.broke out
B.turned out
C.worked out
D.set out
第3题
A.convenient
B.fair
C.easy
D.comfortable
第5题
A.although
B.though
C.like
D.as
第6题
Because he was tall and strong we found it quite easy to ______ him.
A、recognize
B、average
C、design
D、monitor
第7题
A.grin
B.smirk
C.giggle
D.sneer
第8题
A.master
B.shore
C.recognize
D.distance
第9题
A.It was boring.
B.It was quite long.
C.It was interesting.
D.It was easy to understand.
第10题
A.Hard a diamond is
B.Hard as a diamond is
C.As a diamond is hard
D.How hard is a diamond
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