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It is certain that ______.
A．an object had exploded three miles above the forest
B．the explosion was not caused by a comet
C．an atomic explosion once happened above the ground
D．some form. of life from other planets once visited the earth then
答案
更多“It is certain that ______.A．an object had exploded three miles above the forestB．the explo”相关的问题
第1题
It is not certain whether there will be enough advertising revenues to go round.
A．goods
B．fund
C．programs
D．facilities
第2题
A．A certain chemical in their bodies.
B．The change of certain circumstances around them.
C．A certain temperature.
D．A certain season in the year.
第3题
According to Professor Morgan, what enables animals to freeze themselves？
A．A certain chemical in their bodies.
B．The change of certain circumstances around them.
C．A certain temperature.
D．A certain season in the year.
第4题
Producers choose the participants ______.
A．on the ground of their talent
B．with certain standards
C．according to the order of people's sign-ups
D．only for special-living-environment shows
第5题
Our preferences for certain colors are______.
A．associated with the time of day
B．dependent on our character
C．linked with our primitive ancestors
D．partly due to psychological factors
第6题
Certain programs work better for some ________ for others.
A) and
B) than
C) as
D) but
第7题
A、is certain of
B、certain
C、certain of
D、he is certain of
第8题
A.a certain amount of
B.a great deal of
C.a great number of
D.a large number of
