loading三、英语简单句五种基本句型详解
（ ）12. ________ they are brothers, they don’t look like each other at all.
A. Because B. Though C. When D. As
（ ）13. I enjoy learning English, ____ it takes me a lot of time.
A. as if B.though C.because D.for
（ ）14. \ afraid of speaking in public. You are no longer
a small boy, \
A. not be B. not to be C. be not D. don' t be （ ）15. ______ strange clothes he is wearing!
A. What a B. What C. How a D. How
（ ）16. ______ interesting subject it is!
A. What B. How C. What an D. What a
（ ）17. _______fine weather it is today!
A. What a B. How C. How a D. What
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