A wonderful idea ________ me that day when I met with a tough problem，.
| A．happened to | B．occurred to |
| C．seemed to | D．compared to |
—What do you think made Mary so upset?
—_________her new bicycle.
| A．As she lost | B．Lost | C．Losing | D．Because of losing |
She looks forward every spring to_______ the flower-lined garden.
| A．visit | B．paying a visit | C．walk in | D．walking in |
_______, Mary talks a lot about her favorite singers after class.
| A．A quiet student as she may be | B．Quiet student as she may be |
| C．Be a quiet student as she may | D．Quiet as she may be a student |
It ____ to me that we can telephone our teacher and see whether he knows what to do with the situation.
| A．occurs | B．strikes | C．happens | D．takes |
Can you believe his reason for being absent from the class _____ he had to look after his sick mother at home?
A．while B．that C when D．as