2019年mpacc考试英语真题——连词710

{01}I’ll be away for a few days. If anything happens, telephone me      email me to save money.

A.and

B.or

C.but

D.then

解析：略
本题选B。
{02}________ it comes to the increasing use of motor vehicles in the cities，some people think it should be limited．

A.Because

B.Once

C.When

D.While

解析：略
本题选C。
{03}Not that I’m unwilling to lend you a hand,      I’m too busy for the moment.

A.because

B.but that

C.but

D.however

解析：略
本题选C。