四、克漏字選擇：根據以下文章敘述，選出最適合的答案       Today, many people are busy and seldom take a rest. They may have free time, but they don’t go outdoors. They only like playing computer games, watching TV, or eating lots of food at home. But it is not healthy at all.       Here are some ways____1.____ healthy. First, ____2.____ to exercise three times a week and thirty minutes each time. Stop____3.____ a break after ____4.____for 40 minutes is good for you. Second, go to bed early and lie on bed without ____5.____ 3C products. Good sleeping habits ____6.____of great value(價值), too. Third, eat healthy food ____7._____ fruit and vegetables. Last, always be happy.       Follow these tips, and you will have a healthy and happier life.
【題組】1.
(A) keeping
(B) of keep
(C) keep
(D) to keep