The day must be breaking, ______ the birds have begun singing.(

2024-01-14 06:32:27
语法选择题1

The day must be breaking, ______ the birds have begun singing.( )

A.because

B.as

C.for

D.since

正确答案是C

上一篇：_______ you are so weak, you’d better stay at home.( )

下一篇：There must be a rain last night, _______ the ground was wet.( )