David apologized for _______ to inform me of the change in the plan.
| A．his being not able | B．him not to be able |
| C．his not being able | D．him to be not able |
__________ it rain, the crops_____________.
| A．Shall,would be saved | B．Should, would be saved |
| C．Would, should be safe | D．Were, might be safe |
--You forgot your keys when you left home in the morning.
--Good heavens,___________.
| A．so did I. | B．so I did. | C．so you did. | D．so did you. |
It is impossible for ______ little children to do ______ much work in ______ a short time.
| A．so ; so; such |
| B．such ; so ; such |
| C．so ; such ; such |
| D．such ; such ; so |
This new-type machine____________ little room.
| A．takes up | B．is taken up |
| C．has been taken up | D．is taking up |
--You don't look so well, Mary. What's the matter with you?
--Why?___________.
| A．I'm quite myself | B．Fine, think you |
| C．I felt bad | D．I'm not myself |