—Oh no! We’re too late.The train ________.
—That’s OK.We’ll catch the next train to London.
| A．was leaving | B．had left |
| C．has left | D．has been leaving |
I just wonder _____ that makes him so excited.
| A．why it is | B．what it is | C．why is it | D．what is it |
He got run over by _____ taxi and now he is still in ____ danger in hospital.
| A．/, a | B．a , the | C．a, / | D．/,/ |
I can’t _____ his failure.It is unbelievable.
| A．seek for | B．bring up | C．get away with | D．account for |
—Who left the door open?
— Oh, sorry. I _____ the door.
| A．ought to lock | B．should lock | C．ought to have locked | D．could lock |
The traffic problems we are looking forward to ______ solved should have attracted the government’s attention.
| A．see | B．seen | C．be seen | D．seeing |