问题补充:
Our teacher told us last night that .
A. English is difficult to be learnt
B. the English is difficult to learn
C. the English language is difficult to learn
D. English language is difficult to learn
答案:
A. English is difficult to be learnt
B. the English is difficult to learn
(答案→)C. the English language is difficult to learn
D. English language is difficult to learn
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