room looks very clean．（ ）
A．Bob and Dave'sB．Bob's and Dave's
C．Bob's and Dave
will the first tramcar （有轨电车） line be finished in Huangshi？
In two or three years．（ ）
A．How longB．How soonC．How oftenD．How far
The last satellite of BeiDou Satellite Navigation System （北斗卫星导航系统） was successfully launched on June 23rd，2020．
exciting news it is!（ ）
A．WhatB．What anC．HowD．How an
More and more people in Huangshi choose to go to work bike．（ ）
A．inB．withC．onD．by
Jenny， is this pet cat？
No． is white．（ ）
A．you；MyB．your； Mine
C．your；MyD．yours； Mine
There is a famous Chinese saying ： one is not____ true man unless he climbs up Great Wall．（ ）
A．a；/B．the；/C．a；theD．/； the