Who first used the term "communicative competence" in deliberate contrast to Chomsky's "linguistic competence"()
A. Stem.
B. Asher.
C. Krashen.
D. Hymes.
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下列选项中,不属于可以不进行招标情况的规定的是( )。
A. 可以不进行招标的建设项目
B. 可以不进行招标的工程施工项目
C. 可以不进行国际招标的机电产品
D. 可以不进行招标的科技项目
The Natural Approach uses three stages as a basis for beginners: 1 ______; 2 giving the students comprehensible input about experiences and allowing for opportunities to engage in conversations about their own experiences; and 3 input and discussions, concerning opinions.
A. lowering the affective filter
B. strengthening the affective filter
C. lowering anxiety
D. strengthening motivation
科技项目招标的招标人应在开标之日后()天内完成定标工作,特殊情况可以适当延长。
A. 7
B. 10
C. 15
D. 30
对应ASCII码表,下列有关ASCII码值的大小关系描述正确的是
A) "CR"<"d"<"G"
B) "a"<"A"<"9"
C) "9"<"A"<"CR"
D) "9"<"R"<"n\