Mary as well as her elder sister who______ Chinese at university ______ gone to China for holiday.
— Hurry up, the train ________ at 8 O’clock. — I________, Mum.
— Jake told me he was in the museum just now. — He is actually at home.________, he’s upstairs doing his homework.
Only in this way _______ to make improvement in the operating system.
— We need an immediate reply. — I see. I will send the paper to you ________.
The past 30 years__________ the great changes that have taken place in my hometown.