—Canshedothejobwithoutanyone’shelp?—Let’sgoandhelpher....

問題詳情：

 —Can she do the job without anyone’s help?

—Let’s go and help her. It’s difficult _______ her ________ the job by herself.

A. for; to doing     B. for; to do       C. of; to doing     D. of; to do

【回答】

B

知識點：相似 相近詞比較

題型：選擇題