I’m ______ a diet, since I put ______ weight easily.
| A．in; on | B．on; in | C．in; in | D．on; on |
Though ________ money, his parents managed to send him to university.
| A．lacked | B．lacking of |
| C．lacking | D．lacked in |
Before you decide to leave your job, _______ the effect it will have on your family.
| A．consider | B．considering |
| C．to consider | D．considered |
The research is so designed that once _______ nothing can be done to change it.
| A．begins | B．having begun |
| C．beginning | D．begun |
I felt it a great honour ______ to speak to you.
| A．to ask | B．asking |
| C．to be asked | D．having asked |
“What do you think made Mary so upset?” “_______ her new bike.”
| A．As she lost | B．Lost |
| C．Losing | D．Because of losing |