The weather report says it's going to have a shower this afternoon．

It does？ We'd better____now， just in case． （　　）

A．to leaveB．leavingC．leave

Is the man over there Adam？

It ____ be him． He has gone to Hong Kong on vacation． （　　）

A．mustB．can'tC．mustn't

Do the twins look the same？

No． Jane is____ taller than Claire． （　　）

A．littleB．moreC．a little

How many apples can I have？

You can have two．___are for Jim． （　　）

A．The othersB．OthersC．The other

You mustn't drive a car on the road____ you get a driver's license． （　　）

A．unlessB．ifC．since