--Have you fed the dog?---No, but ____.
| A．I am | B．I’m just going to | C．I’m about | D．I’m just going |
He is, how shall I _________, not exactly fat but rather well-built.
| A．put it | B．make it | C．mean it | D．get it |
When the policeman stopped us, we all looked questioningly at him, ________.
| A．nervously and puzzled | B．nervous and puzzling |
| C．nervous and puzzled | D．nervously and puzzling |
Tom, clean up the broken glass _________ someone walks on it.
| A．since | B．when | C．before | D．as |
For the past year, he ______ a flat with others and trying to save money to open his own business.
| A．has been sharing | B．was shared |
| C．had been sharing | D．is sharing |
Years later, he returned home, unexpectedly the old tree of his childhood__________.
| A．finding | B．to be found |
| C．found | D．having found |