---Bad luck! I ________ the sidewalk when an Audi cut in and knocked me down.
---You can never be too careful!
A．crossed B．have crossed
C．was crossing D．had been crossing
My new house is very ________ for me, as I can get to the supermarket to buy some everyday goods in five minutes.
A．adaptable B．available C．comfortable D．convenient
Thinking of the scenes ________ the people were killed by the invaders, the old man was full of anger.
A．when B．why C．where D．which
With the help of an interpreter, the foreigner was able to get his idea ________ to the assistants in the drugstore.
A．by B．across C．along D．against
---Should I help you, sir?
---I appreciate ________ if you do me the favor to pack the luggage.
A．/ B．that C．you D．it
---Can you shoot that bird at the top of the tree?
---No, it’s out of ________.
A．range B．reach C．control D．distance
