—Do you like to buy the product an advertisement ______ on TV?—Not really.I think it's better to look before we leap.

I can hardly imagine Peter ________ across the Atlantic Ocean in five days.

I broke my relationship with John because he always found            with whatever I did.

His brother __ a lot of silkworms last summer.

--- I’m still working on my project. --- Oh, you’ll miss the deadline. Time is ____________.