【13】A．travelingB．traveledC．travelsD．travel

A．What travel plans Philip is making.B．How Philip s parents are going to travel.C．What

材料题请点击右侧查看材料问题 查看材料A.travelingB.stayi

What can a travel agent do for you？A．Make your traveling process easier.B．Save you a lot o

Which of the following is a motive for the rich people to have space travel？A．Such travel

A．Travel otherwise.B．Modify his reservation.C．Cancel his travel plans.D．Await a plane tick

Our physics teacher explained to us that light______faster than sound.A．is travelingB．trav