_________ do you shop —Once a month.

Have you seen Mr. Black I have something important to tell him.–Don’t worry. Let me ____________his phone number in my telephone book.

Each member country of WTO must ________ itslaws and regulations and compete on the principle of fairness and cooperation

The results of the medical checkup suggested that my father ______ in poor health, so the doctorsuggested that he ______ smoking and take more exercise.[ ]

It is usually quite warm in my hometown in March, but it_______ be rather cold sometimes.