If you are going to be a computer programmer, you'd better start with the ABCof computers.( )
A.English grammarB.English letters
the difficulties
the basic knowledge
﹣Do you know the man _______ is cooking in the kitchen?
﹣Sure.He is my uncle.( )
whose
which
who
whom
I want to know if he _______ tomorrow,if he _______,please call me in time.( )
will come; comes
comes; will come
comes; comes
will come;will come
﹣May I speak to your headmaster?
﹣Sorry,he isn't here.He _______ to Guiyang on business.
have gone
has gone
have been
has been
﹣Can you tell me _______ come to Tongren?
﹣By air.( )
when you
when do you
how you
how do you.
﹣Would you mind _______ the electric fan,Alice?﹣Of course not.It is so hot here.( )
turn off
turn on
turning off
turning on