The boy seated himself in the corner with his back to his father.
I won’t tell the student the answer to the math problem until he ________ on it for more than an hour.
The police are looking into the cause which ________ the sinking of the ship with about 200 passengers aboard.
The poems said________by Sean Cannery will be published next year.
--- What do you think if we put both John and Jack in charge of the work? --- Just John is OK. ________, you know.
Passengers, don’t occupy the chairs with your luggage, ________?