. — Why was Professor Johnson unhappy those days?
— The only reason was ________the theory he stick to ____ wrong.
| A．that; proving | B．why; being proved | C．that; proved | D．why; was proved |
If youyour teacher’s advice, you would not have failed the exams last week.
| A．take | B．were taking | C．took | D．had taken |
--- When did Lily’s brother finally stop drinking alcohol?
---It was in May ______ he was put into prison for drunk driving.
| A．that | B．since | C．when | D．before |
---What do you think of ________ gifted chemist from London?
---Well, sometimes his behavior is beyond ________ comprehension.
| A．a, the | B．the / | C．the the | D．a / |
visual
| A．measure | B．insurance | C．sugar | D．persuade |
abstract
| A．parent | B．expand | C．acre | D．adjust |