we are laid off, all of us will have to be retrained and improve ourselves.
| A.Unless | B.So that | C.Until | D.In case |
I have heard from my father, is in American.
| A.which | B.that | C.from whom | D.who |
Swan Lake is a famous ballet(芭蕾) in four acts, ________ on a German fairy tale.
| A.basing | B.based | C.bases | D.to base |
He had no idea of how the climb would be _______ he was half way up the mountain.
| A.when | B.until | C.while | D.as |
—Would you like some more chicken?
—No, thanks. I am ______ a diet and try to ______weight.
| A.on; lose | B.on; put on | C.in; have | D.in; lose |
. Alien had to call a taxi because the box was _____ to carry all the way home.
| A.much too heavy | B.too much heavy |
| C.heavy too much | D.too heavy much |