2019年mpacc考试英语真题——连词584

{01 ___ most of the earth’s surface is covered by water, fresh water is very rare and precious.

A.As

B.Once

C.If

D.Although

解析：本道题考查让步状语从句。一定要看懂：虽然地球表面覆盖着水，但是纯净水仍然很稀有和珍贵。选择D.
本题选D。
{02}He was sentenced to death ______ what he has stolen from the bank.

A.that

B.since

C.because

D.because of

解析：what he has stolen from the bank是名词性从句，所以应该用介词because of
【标签】连词辨析
本题选D。
{03}They are determined to work out the task,____difficult it is.

A.however

B.no matter what

C.no matter what

D.whatever

解析：考查连词词义辨析。However="no" matter how+adj./adv.
本题选A。