---_____that he picked up his uncle at the airport?
| A．Was it when | B．When it was | C．It was when | D．When was it |
It is worth considering what makes “convenience” foods so popular，and ________ better ones of your own.
| A．introduces |
| B．to introduce |
| C．introducing |
| D．introduced |
Whenever he was asked why he was late for class，he would answer carelessly，always________the same thing.
| A．saying |
| B．said |
| C．to say |
| D．having said |
The police went to the ________ immediately after the traffic accident.
| A．spot |
| B．scenery |
| C．view |
| D．direction |
The doctor will see you again next week.________，you must rest as much as possible.
| A．When |
| B．Meanwhile |
| C．During |
| D．Therefore |
When you learn English，don’t try to learn too many words________.It’s best to review frequently.
| A．at times |
| B．at the same time |
| C．at all times |
| D．at a time |