Professor Wang _______to give us a talk nextweek.――Really ?That is good news .

1—How long__________—For twoyears.

We must know what we should do and what we should avoid _______ a good impression on others in public places.

对《沁园春·长沙》这首词中词句的解说，不正确的一项是（ ）

下列句子赏析有误的一项是( )