We need a person badly to be in charge of thisdesign—________ the new comer have a try

－Is John coming by train?－He __________, but he can’t. All the trains have been cancelled because of the snow.

When will they come back? 　　—–I _____ don’t know

Alex, did you find the old house that you used to live in— Yes, but with much difficulty, for my hometown has _____ changed over these years.

ou played baseball before We need one more player—–______ Ilike ball games, so I believe it will be to learn baseball