This book is ___hard  ___understand.
#35373
A
too ; to
B
such; to
C
too ; too
D
so ; that
推荐题目
I did my homework ______________;
#42455
A
the all day
B
the whole day
C
whole the day
D
whole day
My father gave up smoking at last.
#41336
A
started
B
liked
C
stopped
D
finished