The other day, as I was walking _____ town , I saw a strange sight.
| A．into | B．up to | C．for | D．with |
—Mom！Jack has broken a cup！
—Doesn’t matter. Accidents ________ happen.
| A．should | B．must |
| C．will | D．Shall |
The scientist does not study nature ________ it is useful to do so. He studies it because he takes pleasure in it.
| A．until | B．though |
| C．because | D．Unless |
You are hardworking and surely most of you _____ a college admission notice by the end of September this year．
| A．will receive |
| B．will be receiving |
| C．will be received |
| D．will have received |
I _____ through the hard time but for my teacher’s generous and timely help．
| A．couldn’t have gone | B．could go |
| C．mustn’t have gone | D．hadn’t gone |
The class teacher was anxious to hear one of his top students _____ because of family move．
| A．will leave | B．is leaving |
| C．was leaving | D．has left |