. ______ they obtain from the activities is very important to the training in their character.
| A．That | B．Which | C．What | D．How |
—Can I pay the bill by check?
—Sorry, sir. But in our hotel payment ______ be made in cash.
| A．need | B．shall | C．will | D．can |
We are very proud of ______ you have accomplished so far. You should be proud too.
| A．what | B．that | C．which | D．where |
—Do you ______ the idea of living a low-carbon life?
—It sounds tough, but it is a tendency.
| A．correspond to | B．apply to | C．cater to | D．subscribe to |
The public transportation in this city is very convenient, where many buses run ______.
| A．occasionally | B．approximately | C．immediately | D．frequently |
The purse found on the playground matches the ______ by Mary, so it must be hers.
| A．direction | B．expression | C．description | D．instruction |