They have learned English _______ ten years. [ ]

You are not supposed to your hands in the USA. [ ]

__________ does it take you to drive to Changgong to work every day?—About one hour and a half.

Science and technology are developing ______ quickly that some new electronic products are out-of-date within several months.

I can’t find my pen．Could you lend me ________ ?—Sorry，I’m using it__________．