A. Xét Tình Huống Sau Alex is bus driver, but now he is in bed asleep. So: He is not driving a bus. (He is asleep) but He drives a bus. (He is a bus driver.)Drive (s)/Work(s)/Do(es), V. V… là thì present simple (thì hiện tại đơn). Chúng ta dùng thì present simple để nói […]