The two boys look so much alike no one can tell them apart.A. so thatB. thatC. andD. as

问题补充：

The two boys look so much alike no one can tell them apart.

A. so that

B. that

C. and

D. as

答案：

A. so that

(答案→)B. that

C. and

D. as

解析：这是so…that…如此以至于；句意：这两个孩子长的如此的像，没人能够分清他们。