—The two girls are to go to school by themselves.—I agree with you. They can take care of

问题补充：

—The two girls are to go to school by themselves.

—I agree with you. They can take care of .

A. enough old; one another

B. old enough; each other

C. enough old; themselves

D. old enough; them

答案：

A. enough old; one another

(答案→)B. old enough; each other

C. enough old; themselves

D. old enough; them

解析：句意：---这两个女孩年龄够大了能够自己去上学。---我同意你的说法。他们能够互相照顾。