Three young men have been arrested because they were caught ___ an old lady last night.
| A．robbed | B．to rob | C．rob | D．robbing |
Have you known Dr. Jackson for a long time?
-Yes, since shethe Chinese Society.
| A． | has joined | B． | joins | C． | had joined | D． | joined |
I like getting up very early in summer. The morning air is so good _________.
| A．to be breathed | B．to breathe | C．breathing | D．being breathed |
The lawyer seldom wears anything other than a suitthe season.
| A． | whatever | B． | wherever | C． | whenever | D． | however |
Let's learn to use the problem we are facinga stepping-stone to future success.
| A． | to | B． | for | C． | as | D． | by |
-Sorry, I made a mistake again.
-. Practice more and you'll succeed.
| A． | Never mind | B． | Certainly not | C． | Not at all | D． | Don't mention it |