Where is Mr． Green？
He _________the bookshop． You have to wait for him．（ ）
A．was going toB．has gone to
C．has been to
Recently， school violence ______ _in some schools．
Luckily，our government has carried out some policies to stop it．（ ）
A．has appearedB．appeared
C．will appear
Hi， Bruce． My eraser is missing． May I use yours？
_______， here you are． I am not using it now．（ ）
A．Of course notB．No way
C．Go ahead
Today， WeChat becomes very popular， and quite a lot of people like to use it to ______ each other．（ ）
A．get in touch withB．catch up with
C．keep up with
Have you seen the movie Titanic， Wang Wei？
Yes．The music in it________．（ ）
A．looks greatB．sounds great
C．feels great
Do you think if Robert will go to the zoo tomorrow？
I think he will go if he ______ too much homework．（ ）
A．don't haveB．won't have
C．doesn't have