-I think students should be allowed _______ homework with friends.-I disagree. They talk instead of ________ homework.
--- It shouldn’t take long to clear up after the get-together if we all volunteer to help . ----- I quite agree with you . _____________.
The boy is ________ to greet us every morning .
--How long has Robert _______? ---Since 2000.
What do you usually use your computer _________ ?
Would you mind ___________ me how to start this online tour ?