One reason Crystal has become so famous is that he is very quick thinking, and is often able to  _____ new jokes about the people and things around him. 
#99246
A
come up with
B
come across
C
come up
D
come to
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– Guess what, we’ve got our visas for a short-term visit to the UK this summer.– How nice! You _______ a different culture then.
#100908
A
have experienced
B
will be experiencing
C
have been experiencing
D
will have experienced
Pardon? I ___ quite catch you.
#103974
A
didn’t
B
couldn’t
C
don’t
D
can’t
I was just going to cut my rose bushes but someone _______ it. Was it you?
#101219
A
has done
B
had done
C
would do
D
was doing