题目

—What do you think of the Eiffel Tower? —Splendid.When I was in France，I________it. A．have visited     B．had visited C．could visit D．visited 答案：D 考查时态。根据答句“当我在法国的时候，我去参观了”可知去参观是发生在过去的事情，故用一般过去时，即D项正确。15除375的商比280的一半少多少？