An early typewriter produced letters quickly and neatly; the typist, _____ couldn't see his work on his machine.
#4494
A
however
B
therefore
C
yet
D
although
推荐题目
A good idea _________   to  him, and he knew _______ to do next.
#4438
A
happened , what
B
appeared ,how
C
occurred ,what
D
arrived ,how
What ______ to so many students coming to the school gate?
#4446
A
attracts
B
impresses
C
belongs
D
appeals
persuade
#4408
A
usual
B
insist
C
sugar
D
trousers