We choose this hotel because the price for a night here is down to $20, half of_________it used to charge.
that
which
what
how
that the country leaders can lead them out of the financial problems, people are becoming more optimistic about the future of the country.
—Have you finished your homework? —Not yet. Now I regret the whole afternoon surfing on the Internet.
He can’t tolerate by her again and again during the report, so they quarreled at last.
______ the instructions very carefully when filling in the form.
The school had promised to keep parents fully _____ about the conditions of their children at school.