The two boys look much alike no one can tell them apart. A. so; that B. so; and C. as; t

问题补充：

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

A. so; that

B. so; and

C. as; that

D. such; that

答案：

(答案→)A. so; that

B. so; and

C. as; that

D. such; that

解析：so…that…“如此……以致于……”，so 后接形容词或副词。