1．Which of the following statements (陈述) is true?
2．Every time I disagreed (不同意) with him，he would go to our class teacher.
3．It's appropriate (合适的) that the party be over before 11：00 p．m.in order not to influence your parents.
4．The professor could tell by the puzzled (茫然的) look in Mary's eyes that she didn't understand a single word of his lecture.
5．After searching the mall for a whole afternoon，the mom finally bought a nice skirt as a present for her young daughter，at a discount (折扣) yesterday.
Ⅱ.单句语法填空
1．My English teacher's humour (humorous) was such as to make every student burst into laughter.
2．The couple were awarded (award) the Nobel Prize for their great contributions to science.
3．The prime minister is expected to make a statement (state) about the policy change this afternoon.
4．He suggested that we (should) practise (practise) speaking English frequently.
5．When asked (ask)，the little boy made no answer.
