How much does the pen _____ you?—Ten yuan
Why don’t you ask him for help? You _____ be good friends.— We have disagreements and we haven’t talked to each other for a long time.
Have you heard of Earth Day ?—-Yes . The first Earth Day ______ in 1970 to educate us to protect our planet .
Fortunately, the illness is fully treatable if _____ within ten days.
This is _____handbag. Could you please give it to ________?—OK!