This problem is said _____ three times. 
#92660
A
having discussed
B
to have been discussed
C
having been discussed
D
to have discussed
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---He seems to be a teacher.---______. He has been a teacher for 20 years.
#92310
A
So he does
B
So he is
C
So does he
D
So is he
In a shop ___ customers.
#94817
A
it is important pleased
B
it is important to please
C
there is important to please
D
there is important pleasing
 - My dad bought me a new MP4, but I don’t know __________.- Let’s read the instructions.
#92121
A
What to use
B
how to use it
C
What to use it
D
when to use