I called him but he didn’t answer. So I decided ____ him in ____ personA. to talk, aB. talking, theC. to talk to, /
His grandpa is __________ old __________ do any housework.
—__________ yogurt do we need? —Two cups.
We don’t know __________ he can make a plane by himself. It is amazing.
—When __________ he __________ fishing? —Next weekend.
—How long are you staying here? —That __________ the weather.