【题目】The Internet in______you can have a lot of fun can also be a dangerous thing sometimes.
A.which
B.that
C.where
D.when

A. which B. where

C. as D. that

A. which B. that

C. by which D. in which

A. somehow B. somewhere

C. somewhat D. sometimes

【题目】You can't imagine what difficulty I had______my oral English when I was a freshman.
A.to improve
B.improved
C.improving
D.improve

A. have been interrupted B. was interrupted

C. had been interrupted D. would interrupted

--Yes,but he ___ soon afterwards.

A. left B. had left

C. will leave D. leaves

【题目】—Did Jack come back early last night?
—Yes!It was not yet 8 o'clock______he arrived home.
A.when
B.that
C.before
D.but

【题目】Tom could do nothing but______to his mother that he was wrong.
A.admitting
B.admits
C.admit
D.to admit

【题目】Eliza remembers everything exactly as if it ______yesterday.
A.was happening
B.happens
C.has happened
D.happened