The old couple _______ their son; what would they do without him?
| A．adore | B．admire | C．envy | D．respect |
I still remember _______ to my home town when I was young.
| A．taking | B．taken | C．being taken | D．to take |
The old sick lady entered the hospital, ______ her two sons.
| A．to support | B．supporting | C．supported by | D．having supported |
_______ many times, he still couldn't understand.
| A．Having been told | B．Having told | C．He having been told | D．telling |
Many things _______ impossible in the past are very common today.
| A．consider | B．considering | C．considered | D．be considered |
The students in the university are all taking courses _______ a degree.
| A．coming to | B．going to | C．leading to | D．turning to |