He will take up _______ ones if he has a lot of different tasks to choose from．
| A．tough | B．tense | C．bad | D．instant |
_________ worries me the way he keeps changing his mind.
| A．This | B．That | C．What | D．It |
___ felt funny watching myself on TV.
| A．One | B．This | C．It | D．That |
Catherine bought a postcard of the place she was visiting, addressed___to ___ and then posted it at the nearby post office．
| A．it; her | B．it; herself | C．herself; her | D．herself; herself |
If I can help_______, I don't like working late into the night.
| A．so | B．that | C．it | D．them |
_______ is our belief that improvements in health care will lead to a stronger, more prosperous economy.
| A．As | B．That | C．This | D．It |