---_____ you stay for dinner? ---Sorry， I must go. My sister is coming to see me.
| A．Must | B．Shall | C．Need | D．Will |
—We will carry out the survey as we planned it rains tomorrow.
—You needn’t worry about the weather. It’s sunny tomorrow.
| A．until | B．unless | C．if | D．when |
“One Belt, One Road” (一带一路) will serve to ______ markets for China as well as other countries along.
| A．put up | B．open up |
| C．take up | D．look up |
—Someone is knocking on the door. Is it Nancy?
—It be Nancy. She has gone to Shanghai on business.
| A．mustn’t | B．can’t |
| C．may not | D．will not |
It ______ directors from CCTV more than a year to shoot (拍摄) the documentary The Third Polar.
| A．cost | B．spent | C．took | D．paid |
Former president of Singapore, Lee Kuan Yew, passed away Monday morning, Mar 23.
| A．on | B．at | C．in | D．by |