— Shall I tell John about it?

— If I were you, I _____. He is a dishonest man. [ ]

A. will

B. won't

C. would

D. wouldn't

疟疾的周期性发作，其间歇期的长短取决于（）。

A.感染性子孢子进入人体血循环的数量

B.子孢子在肝细胞内发育成裂殖体的时间

C.裂殖体在红细胞内发育成熟的时间

D.裂殖子在红细胞内的数量

E.疟疾虫毒力强弱