---I was riding along the street and all of a sudden, a car cut in and knocked me down.
--- You can never be ______ careful in the street.
| A．much | B．very | C．so | D．too |
The App WeChat provides a networking platform ______ communication is faster and easier.
| A．which | B．where | C．when | D．why |
You cannot take back your words ______ they are out of your mouth.
| A．before | B．whether | C．once | D．while |
The paintings ______ from the National Gallery last week have been found.
| A．stealing | B．to steal | C．stolen | D．to be stolen |
This kind of cell phone is very common and I also have ______.
| A．one | B．it | C．that | D．another |
— Jeff, what’s up? You are not yourself today.
— Oh, mom. I really wish I ______ the chance but I failed.
| A．had got | B．would get | C．will get | D．got |