—Did you write to Grace last summer? —No, but I'll ______ her over Christmas vacation.
When I was in primary school, I was told that the earth ______around the sun.
The professor spoke so fast during the lecture that we couldn’t _____ what he said.
If Becky hadn’t missed the bus, she ______late for the lecture.
Once he saw his daughter back safe, his ______disappeared.
——I can’t find my MP4 player. —— You _______it on the desk. I saw a red one on it.