It was no surprise that an awful accident ____ occur the day when they were drunk．
| A．does | B．did | C．has to | D．had to |
The authorities will____ the case further before they can come to a conclusion about it .
| A．look out | B．look up | C．look through | D．look into |
Online shopping , when properly ____, can save a lot of time , money and energy.
| A．done | B．is done | C．having done | D．doing |
It ______ to be seen who will be the victor in the contest.
| A．stayed | B．remained | C．kept | D．left |
---The new Wanda Plaza in Yinchuan has been open !
---I’ve got the news. But many people find when they get there, they should first consider ___ their cars.
| A．parking | B．where parking | C．to park | D．where to park |
If we make ___ best of this new equipment, there will be ___ rise in our production this year.
| A．/;/ | B．the; a | C．/; a | D．/; the |