―What a nice bike! How long ____________ you ____________ it―For only 2 weeks.

Mr. Liu ____ come to the party, but perhaps he will go to see his father. [ ]

The living room is clean and tidy, with a dining table already for a meal to be cooked[ ]

Shanghai has _______ the pace of becoming a world-class tourist destination. For example, Shanghai Disneyland, Disney’s first theme park on Chinese mainland, is under construction.

no life has been found outside the earth, but while some scientists areactively searching for living things in outer space, others firmly believethere ____ .