II. Grammar and Vocabulary (15 points)21. Hunger is _____ number one global health risk, so ______WFP has organized a lot of programmes, which targets people most at ________risk.
—How far can you run without stopping? —_________. I’ve never tried.
A serious study of physics is impossible ________ some knowledge of mathematics.
—I’m afraid you have the wrong number. —Sorry! ________.
________ you said at the meeting describes a bright future for the company.
It remains to be seen ________ the newly formed committee’s policy can be put into practice.