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第1题
They regard ______ as their duty to provide the best service for their customers.
A.this
B.what
C.it
D.that
第2题
We all regard ______ our duty to help those who are too poor to go to school.
A.this
B.it
C.that
D.which
第3题
The government regards______as its duty to provide the best service for the public.
A.this
B.it
C.what
D.that
第4题
The government regards______as its duty to provide the best service for the public.
A.this
B.it
C.what
D.that
第5题
A) whose B) what C) which D) that
第6题
A.amend B.extend C.establish D.expand
第8题
—Oh, that's ______ .
A.what makes me feel excited
B.whatever I feel excited about
C.how I feel about it
D.when I feel excited
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