What _________you_________lastweek——Ibought a bag

The professor gives every one of us the impression________he is a real expert in this field.

We don’t have a party ______ the morning ofOctober 1st.

Tom, I don’t have a soccer ball. Let’s play ______ ping-pong.—OK. I have two ping-pong bats.

________ people can use computer in the old days.