Albert Einstein was born in 1879. As a child, few people guessed that he a famous scientist whose theories would change the world.
| A．has been | B．had been |
| C．was going to be | D．was |
________ for the fact that she broke her leg, she might have passed the exam.
| A．Hadn't it been | B．Had it not been |
| C．Was it not | D．Were it not |
His pale face suggested he ________ angry and I suggested that he ________ at once.
| A．should be; should leave | B．was; left |
| C．was; leave | D．be; left |
I ________ sooner but I didn't know that they were waiting for me.
| A．had come | B．was coming |
| C．would come | D．would have come |
According to the rules and regulations, all payments ________ be made in cash in the shopping center.
| A．shall | B．can |
| C．must | D．should |
Look! There are so many mistakes in your composition. You ________ have fixed full attention on it.
| A．can | B．should |
| C．need | D．might |