【单选题】
Paper_______by Chinese for thousands of years now.
①
has made
②
has been made
③
was made
【单选题】
4. David watched her car until it ____ from view.
①
remained
②
delayed
③
grew
④
disappeared
【单选题】
It has been proposed that we ____ our decision until the next meeting.
①
delayed
②
delay
③
can delay
④
are to delay
【单选题】
It was not until his wife came back [填空]he went to bed.
①
when
②
that
③
which
④
whether
【单选题】
Don’t take any action until you are fully _____ with the situation there.
①
consented
②
content
③
obvious
④
acquainted