________ is known to everybody, the moon travels round the earth once every month．
| A．It | B．As | C．That | D．What |
Many political leaders attended the conference and among those present ____ the foreign minister and his wife.
| A．were | B．included | C．had | D．remained |
--- You should have gone to see the film. It’s very moving.
---______, we arrived too late to catch the last bus.
| A．Absolutely | B．Gradually | C．Constantly | D．Unfortunately |
_______ you can finish the task on time, it doesn’t matter how you do it.
| A．so long as | B．as soon as | C．as well as | D．so far as |
Many residents are supposed to ____ the motorway. It is not a wise decision.
| A．build | B．building | C．be building | D．have built |
When paying for a taxi, he never looks at his wallet –just takes out one note ____ and hands it over.
| A．by accident | B．on occasion | C．at random | D．on average |