Mike often argues ______ his friend ______ small things, which makes all of us
very unhappy.
| A．with; for | B．to; for | C．to; about | D．with; about |
When it was clear _________ she did not speak a word of English,I tried to talk to her using the Spanish I learned while living in Europe.
| A．what | B．that | C．why | D．how |
One of the good things about the use of noise-killing system is _________ it saves the need for a silencer.
| A．whether | B．that | C．how | D．why |
________ made me more unhappy was _________ the boy asked my friend to be his girlfriend and she agreed.
| A．What;that | B．That;that |
| C．What;whether | D．It;that |
As is known to all,_________ Yang Liwei has become a space hero is _________ we have expected.
| A．what;that | B．what;which |
| C．that;what | D．that;which |
Scientists believe Native Americans arrived by crossing the land bridge that connected Siberia and _________ more than 10 000 years ago.
| A．this is Alaska | B．Alaska is now |
| C．is now Alaska | D．what is now Alaska |