判断题

开放课程计划都是国外的。
正确
错误

答案：错误

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References

1. Long, M. H. 1981. “ Input, interaction, and second-language acquisition” In Winitz, Harris (Eds.), Native and Foreign Language Acquisition. New York: New York Academy of Sciences.
2. Briton, D. M., Snow, M. A., & Wesche, M. B. 1989. Content-based second language instruction. New York: Newbury.
3. Cohen, A. D. 1994. Assessing language ability in the classroom. Boston, MA: Heinle & Heinle Publishers.
4. Benson, P., & Voller, P. (Eds.). 1997. Autonomy and independence in language learning. London and New York: Longman.
5. Ellis, M., & Johnson, C. 1994. Teaching Business English. Oxford: Oxford University Press.
6. Fried-Booth, D. L. 1996. Project work. Oxford: Oxford University Press.

A、1- 5- 4- 3- 2- 1
B、 3- 1- 4- 5- 2- 6
C、4- 2- 3- 5- 6- 1
D、6- 3- 2- 1- 4- 5

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桔梗科与萝藦科、夹竹桃科、蔷薇科一样，有乳汁，这是一个重要识别点。