Many foreigners came to our school last week, including three and four .( )
German, American
Germans. American
Germans. Americans
German, Americans
You _______ write the report again because spelling mistakes are not allowed at all.( )
A.mayB.canC.mustD.could
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