Tom, you _____ leave all your clothes on the floor like this!
| A． wouldn’t | B． mustn’t | C． needn’t | D． may not |
—Have you known Dr. Jackson for a long time?
—Yes, since she the Chinese Society.
| A．has joined | B．joins | C．had joined | D．joined |
The lawyer rarely wears anything other than jeans and a T-shirt the 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 |
he performance nearly three hours, but few people left the theatre early.
| A．covered | B．reached | C．played | D．lasted |
-Would you like to join me for a quick lunch before class?
-, but I promised Nancy to go out with her.
| A． | I'd like to | B． | I like it | C． | I don't | D． | I will |