意识包括( )。
A.对外界事物的觉知
B.对自身内部状态的觉知
C.睡眠
D.梦
参考答案:A,B
You can keep the book for another week, but you ______ lend it to others. [ ]
A. needn't
B. mustn't
C. aren't
D. must
从所给的四个选项中,选择最合适的一个填入问号处,使之呈现一定的规律性()
A.A
B.B
C.C
D.D