【单选题】
19. — You cant finish the book in less than an hour,I suppose? —
①
Yes，ImsureIcan
②
No，hardly
③
Sorry，Icant
④
IdontthinkIcan
【单选题】
19. They lost their way in the forest, and____ made matters worse was that snow began to fall..
①
that
②
it
③
what
④
which
【单选题】
19. When he came to, he found himself _____ on a chair, with his hands _____ back.
①
to sit; tying
②
sitting; tying
③
seating; tied
④
seated; tied