Mary was caught in a traffic jam and by the time she arrived at the airport her father’s plane_______.
–He is a doctor and his brother is a doctor, too. –You mean both he and his brother________ doctors, right?
–Mimi knows so much about the earth!–Yes, you know she is only _______ eight-year-old girl.
She 1eft and on the table is her message:——I’ve gone shopping and will be back at 10:30.
According to_______ World Health Organization,health care plans are needed in all big cities to prevent _____spread of AIDS.
It might rain tomorrow,_____ we’ll have to put off the sports meet until Friday.