(2013·济南一模)—Can you keep the secret?—You ________ worry — I’m not going to mention it to anyone.

my grandpa was young, he hadto________several miles a day to school since he had no money to take a bus.

Don’t wake up．He is too tired．

Two _______ students join us in the English Corner every Friday.

This is ________apple, and that is ________ orange.