The formula i+1 put forward by Krashen means input that contains structures ______ the learner's present level.
A. greatly above
B. greatly below
C. somewhat above
D. somewhat below
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下列关于调整脏腑的描述，错误的是（）
A. 虚则补其母
B. 实则泻其母
C. 脏病治腑
D. 腑病治脏
E. 脏腑同治
The book which is written by Krashen and Terrell is （）.
A. Language
B. The Pronunciation of English
C. The Natural Approach: Language Acquisition in the Classroom
D. Syntactic Structures
下列腧穴中，主治肘臂挛痛的是（）
A. 少商
B. 鱼际
C. 太渊
D. 列缺
E. 孔最
This small town is noted () its fine buildings.
A. for
B. as
C. with
D. about
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