- 讲师:刘萍萍 / 谢楠
- 课时:160h
- 价格 4580 元
特色双名师解密新课程高频考点,送国家电网教材讲义,助力一次通关
配套通关班送国网在线题库一套
A. in hand B. at hand C. for hand D. by hand
A. to, in B. at, in C. for, at D. of, in
A. improve the environment
B. to improve the environment
C. improving the environment
D. improved the environment
A. how long can I keep the books B. how long I can keep the books
C. when should I return the books D. when I should return the books
A. Anything B. Something C. Nothing D. Other things
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