题目内容
--Dad, why should I stop computer games?
--For your health, my boy, I’m afraid you .
--For your health, my boy, I’m afraid you .
| A．to play; must | B．playing; have to | C．to play; can | D．playing; may |
B
have to 表示不得不，被逼的，而stop to do sth，表示停下去做某事，stop doing sth，表示停下手头正在进行的事，故选B
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