1 . “ ________ it were not for tennis, I would still be helping out my family with farm work back at home,” Wang said. (用适当的词填空)

2 . Everyone is frightened of the monster. If he ________ (weren't, isn't) so ugly, they ________ (won't be, wouldn't be) so frightened. （选择合适的内容补全句子）

3 . She feels very lonely in that school. If she ________ (makes, made) more friends, she ________ (won’t have been, wouldn’t be) so lonely. （选择合适的内容补全句子）

4 . I'm not the head of the laboratory. If I ________ (am, were), I ________ (won't allow, wouldn't allow) this research.（选择合适的内容补全句子）

5 . Unfortunately, I lived over 250 kilometres from my parents’ house. If I ________ (not live) so far away, I _______ (visit) them more often. (所给词的适当形式填空)

6 . My current salary isn’t very high. I _________(am) able to afford to buy a house if I ________ (have) a job with a better salary. (所给词的适当形式填空)