1 . ___________ (infect) with the recent flu for two weeks, I am now fully recovered with the help of this medicine. (所给词的适当形式填空)

2 . Even if you’ve recovered from the virus, you should wear a mask just in case you come into contact with someone who__________(infect) with a different strain. (所给词的适当形式填空)

3 . If we go out, we must wear protective masks to prevent ourselves from ________ (infect). (所给词的适当形式填空)

4 . Those who lack resistance are more likely to _____ (infect) with the virus. (所给词的适当形式填空)

5 . A single mosquito can ________ (infection) a large number of people. (所给词的适当形式填空)

6 . Another was that people ________ with cholera must eat food or water with germs. (infect) (所给词的适当形式填空)

7 . The official says that few patients___________ (infect) with the virus owing to the effective prevention. （所给词的适当形式填空）

8 . There is a virus that ________ (infect) word-processing documents recently. (所给词的适当形式填空)

9 . Officials say that few citizens________ (infect) with the virus owing to effective prevention now. (所给词的适当形式填空)

10 . As many as ten million children ________(infect) with the virus by the end of 2020s. (所给词的适当形式填空)