—Tom, what do you want to do this weekend?—I ______ a picnic with my family in the country.A. have B. are having C. will have
I ------- my watch, but I didn’t -------- it.
I need lots of money to ------ for my education.
Li Ming gave me a ticket-------a film.
It’s difficult-------- me to learn English well.
This machine was used -------years ago.