Help others whenever you can ______ you will make the world a nicer place to live in.
| A．and | B．or | C．unless | D．but |
Tom kept quiet about the accident ______lose his job．
| A．so not as to | B．so as not to | C．so as to not | D．not so as to |
Our teacher demanded that all of us ______ English every day．
| A．should practise to speak | B．would practise speaking |
| C．could practise speaking | D．practise speaking |
To tell you the truth, everyone, including me, won’t _____ your selfness and rudeness．
| A．fasten | B．press | C．suffer | D．tolerate |
________ inthought,healmostranintothecarinfrontofhim．
| A．Losing | B．Havinglost | C．Lost | D．Tolose |
I watched the plane go higher and higher until I lost _____ of it．
| A．view | B．scene | C．vision | D．sight |