The public transportation in this city is very convenient, where many buses run ______.
| A．occasionally | B．approximately | C．immediately | D．frequently |
——May I open the window to let some fresh air in? ——
| A．Hold on | B．Go ahead | C．Come on | D．Take care |
When the thief found the police had already him ,he ran away quickly.
| A．known | B．stared | C．realized | D．spotted |
Tom opened a bookstore in NO.3 Middle School, but it closed down.
| A．ever since | B．just then | C．before long | D．soon after |
You can’t expect yourself to his trust over the night because it takes time for the damage you have done to him to heal.
| A．wipe out | B．turn up | C．depend on | D．win back |
One of our rules is that every student wear school uniform while at school.
| A．shall | B．might | C．will | D．could |