Question

------He was _____ tired ______ he fell asleep as soon as he lay down.
-------­­­­­­­Oh ,we can go out and let him have a good rest.

A．too ,to

B．so, that

C．enough ,to

D．such ,that

Answer 1

B

考查句型：so+形容詞或副詞+that從句，表示如此…以至于…引導結果狀語從句。句意：他如此的累以至于他一躺下就睡著了。所以選B。