Everyone, please remain ____ until the plane has come to a complete stop.
| A．seat | B．seated | C．seating | D．to seat |
Last summer I took a course on ______ .
| A．how to make dresses | B．how dresses be made |
| C．how to be made dresses | D．how dresses to be made |
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 |
To learn to speak English well,_____.
| A．much practice is needed | B．one needs much practice |
| C．much practice is needed by one | D．one is needed much practice |
Would you be ______ to do me a favour, please?
| A．so kind as . | B．too kind | C．as kind as | D．enough kind |
That box is____.
| A．too heavy for me to carry | B．too heavy for me to carry it |
| C．so heavy for me to carry | D．very heavy for me to carry |