You’ll succeed _____because you are always working hard.
| A．on time | B．in time | C．at times | D．at the time |
He wrote a letter ___ he explained what had happened in the accident.
| A．what | B．which | C．where | D．How |
—The T shirt I received is not the same as is shown online.
— ? But I promise you we’ll look into it right away.
| A．Who says | B．How come |
| C．What for | D．Why worry |
Whenever I made mistakes, the teacher pointed them out with _____.
| A．curiosity | B．satisfaction | C．envy | D．Patience |
Recycling is one way to protect the environment; reusing is ______.
| A．another | B．the other |
| C．one another | D．one |
India attainedindependence in 1947, afterlong struggle.
| A．不填;a | B．the; a | C．an;不填 | D．an; the |