_________，I'd have done it myself.
| A．If I would have known it | B．If I had have known it |
| C．Had I known it | D．Should I known it |
You’d better ______ some hot water into the bottle in case the teacools down.
| A．add | B．fill | C．fill in | D．put |
Thomas Alva Edison didn’t “invent” the light bulb (灯泡), but rather he ______ a 50 –year –old idea, which is not well –known.
| A．improved upon | B．take down | C．put up | D．break away |
Dressed untidily and speaking in a strange way, Father must have ______ to the people present to be a silly old man.
| A．appeared | B．pretended | C．shown | D．thought |
The film “World without thieves” ______ a great success and brought in a large profit to the cinema.
| A．appreciated | B．enjoyed | C．won | D．seized |
There’s no bear left and the pubs are shut so you’ll have to _______.
| A．go out | B．go off | C．go without | D．go through |