一个人从甲地到乙地，如果是每小时走6千米，上午11点到达，如果每小时走4千米是下午l点到达，问这个人是从几点走的?（ ）。
A．5
B．6
C．7
D．8

Which of the following has the closest meaning of 'halt' in the third paragraph? 点击查看答案

Which of the following is NOT intrapersonal communication?A．Ticking your purchases on a shopping list.B．Keeping notes to remind yourselves of appointments.C．Making plans for the future.D．Asking a theology professor about philosophical problems. 点击查看答案