— We would appreciate it if you could stay for lunch.
— Sorry, I . I have another appointment.
| A．won't | B．shan't | C．can't | D．mustn't |
The money he spent within a month _________ more than 1,000 dollars.
| A．added | B．added to | C．added up to | D．was added up |
－Why did you talk to the teacher after class?
－I didn’t understand______________ during the lecture.
| A．the problem did she tell us | B．how did she say |
| C．that she was talking about | D．what she was teaching |
Mrs Smith warned her daughter _________after drinking.
| A．never to drive | B．to never drive | C．never drinking | D．never drive |
You have no idea how she finished the relay race ________ her foot wounded so much.
| A．for | B．when | C．while | D．with |
The film star wore dark glasses so that no one would ___________ him.
| A．know | B．reach | C．recognize | D．realize |