﹣Do you know ?
﹣At 9:00 tomorrow morning.( )
A.when the video meeting began
B.when did the video meeting begin
C.when the video meeting will begin
D.when will the video meeting begin
Parents should always tell their kids ________ with strangers.( )
not to talk
not talking
to not talk
not talk
He was so angry that he could say_________.( )
anything
nothing
something
everything
He has many friends at school._____?( )
has he
does he
doesn't he
isn't he
Mary____ a math problem with her classmates when the math teacher knocked at the classroom door.( )
has discussed
was discussed
was discussing
discusses
______you practice, _________you will be at math.( )
The more; the better
The more; the best
The most; the better
The most; the be