If penicillin available, many people from sickness or even small wounds in World WarⅡ.

ey known what was coming next, they _____ second thoughts.

Linda looks happyShe must have performed well at the job interview yesterday.— But in fact she _______

_______ is the restaurant from the post office—It’s about 5 minutes’ ride.

I know you have eaten all sorts of junk food your mother and I probably _____ you have.