In the questionnaire, the subjects are questioned whether they ________ no smoking in the public area.
The order is that all the goods _____ to the city on time.
Mark often attempts to escape _____ whenever he breaks traffic regulations.
It was 1969 _____ the American astronauts succeeded in landing on the moon.
----I can’t see the words on the blackboard clearly. ----Why, your eyes need _____. Perhaps you need ______ glasses.
I _____ to help you but I was not able to spare any time. I _____a paper last night and I’ll have to finish it today.