I called you at last night,but you didn't pick up.
Oh I ______ "HuanlesongⅡ",at home that,that time.( )
A.watchedB.am watching
C.was watchingD.watch
This is____friend,Sam.( )
I
my
me
﹣﹣May I come in?____,please.( )
Hold on
Sit down
Come in
Boys and girls,look____the blackboard,please.( )
at
out
in
I will never forget the people help me a lot in my life.( )
whose
when
which
who
We should study hard we can get much knowledge.( )
so that
unless
in order to