【2015·陕西】At college, Barack Obama didn’t know that he the first black president of the United States of America.
| A．was to become | B．becomes | C．is to become | D．became |
When the thief found the police had already _____ him, he ran away quickly．
| A．realized | B．known | C．spotted | D．stared |
The film fans all ______ when they learned that Jackie Chan and Jet Li would pair up for the first time in the action film．
| A．brought up | B．turned up | C．grew up | D．cheered up |
If the motorbike driver had slowed down when he turned, the accident could have been _____．
| A．avoided | B．prevented | C．escaped | D．annoyed |
Some farmers are no longer _____ with two harvests per year; they are now striving for three．
| A．associated | B．acquainted | C．satisfied | D．annoyed |
None of us expected Mr．Johnson to _____ at the party．We thought he was still abroad．
| A．turn in | B．turn on | C．turn up | D．turn over |