如题所述
be
sure
of
doing:做某事有把握
be
sure
to
do
sth:肯定会做某事
因为后面跟的内容不一样。
be
sure
that后面加一句完整的句子。如:i'm
sure
that
simon
lives
here.
simon
lives
here.
是完整的句子。
be
sure
to
do
sth.
如:they
are
sure
to
be
late.
be
late
是一个动词而不是句子
be
sure
of+名词
如:we're
sure
of
his
innocence.
be
sure
that=be
certain
that
sure
of
doing:做某事有把握
be
sure
to
do
sth:肯定会做某事
因为后面跟的内容不一样。
be
sure
that后面加一句完整的句子。如:i'm
sure
that
simon
lives
here.
simon
lives
here.
是完整的句子。
be
sure
to
do
sth.
如:they
are
sure
to
be
late.
be
late
是一个动词而不是句子
be
sure
of+名词
如:we're
sure
of
his
innocence.
be
sure
that=be
certain
that
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