单项选择题
When you are making a speech, always remember to keep it short and （）
A. to the point B. in a sense C. by all means D. in other words
单项选择题 The doctor suggests that a person （） exercises every day if he wishes to be healthy.
单项选择题 That product that you bought at the lower price is （）the one that we sell at a slightly higher price.
单项选择题 He was busy yesterday; otherwise he（）to the meeting.
