Question

when he comes，I will tell him about it主句从句是哪个？什么时态

Answer 1

when
he
comes，I
will
tell
him
about
it
.该句为有when引导的主从复合句；主句为I
will
tell
him
about
it，为一般将来时；从句为when
he
comes，做时间状语，为一般现在时；全句翻译为：当他来的时候，我就把这个告诉他。
　　when的用法：
　　1.
The
best
thing
to
do
when
entering
unknown
territory
is
smile.
　　踏入未知地带最好的对策就是微笑。
　　2.
When
life
gets
hard
and
you
want
to
give
up,
remember
that
life
is
full
of
ups
and
downs,
and
without
the
downs,
the
ups
would
mean
nothing.
　　当生活很艰难，你想要放弃的时候，请记住，生活充满了起起落落，如果没有低谷，那站在高处也失去了意义。