It is best to eat three meals a day; otherwise, it is possible____ your health will suffer later in life.
| A．that | B．when |
C．while | D．as |
________，John returned to school from his hometown.
| A．The summer vacation being over |
| B．The summer vacation is over |
| C．Because the summer vacation over |
| D．After the summer vacation being over |
—We didn’t find the Blacks ________ the lecture.
—No one had told them about ________ a lecture the following day.
| A．attending；there being | B．to attend；there to be |
| C．attended；there be | D．attend；there was |
His first book ________ next month is based on a true story.
| A．published | B．to be published |
| C．to publish | D．being published |
In order to improve English，________.
| A．Jenny’s father bought her a lot of tapes |
| B．Jenny bought a lot of tapes for herself |
| C．a lot of tapes were bought by Jenny |
| D．a lot of tapes were bought by Jenny’s father |
The global warming is more and more serious，for which human beings ________.
| A．are blaming | B．are to blame |
| C．are going to blame | D．are to be blamed |