Does he like tea or coffee—Sorry. I don’t know ______ he prefers.

I spent $ 20 for this shirt How much isyours— I just paid ______

know that, _______, the situation will get worse.

sorLi always allows his students to voice their opinions in class, ______sometimes their opinions are not sound.

Her pale face suggests that she _____ in poor health and I strongly suggest that she _____a doctor.