– Let’s go skating, shall we?
--That’s not a good idea; the ice is too thin _____ your weight.
| A．to bear | B．bearing | C．bore | D．born |
Prices of daily goods _____ through a computer can be lower than store prices.
| A．buying | B．bought | C．are bought | D．been bought |
______ in the chimey for five hours, the thief looked very pale and tired.
| A．Having been trapped | B．Being trapped |
| C．trapping | D．Having trapped |
The crowd is too noisy, but anyway I have to make myself ______ to them because the news is so important to them.
| A．known | B．understood | C．heard | D．known |
____she is not so healthy _____she used to be ?
| A．How it is that; as | B．Why is it that; what |
| C．Is it why; that | D．How is it that; as |
It was not until she had finished all her work_______home tired
| A．did she return | B．that she returned |
| C．when she returned | D．that did she return |