We are ________ by doctors to eat more natural food and take plenty of physical exercises.

many, you shouldn’t arrive late to adinner party; you should always be ___

I didn’t know the answer in the math class. What about you—I don’t, _______.

The museum he paid a visit ________ at the end of thestreet

The Browns _______ the trains; if not, they would have been at the get-together as scheduled.