These beautiful photos _______ on the Great Wall last week.
| A．take | B．took | C．are taken | D．were taken |
---Did you _____ who cleaned the classroom?
---Yes, Sam did.
A. find out B. look for C. put out
Bill is so tired that he can______ walk.
A. always B. hardly C. hard
Lesson14 is as _____as Lesson13 and few students can understand them clearly.
A. difficult B. easy C. more difficult
---How often does she have dancing classes?
---_________.
A. On Saturday afternoon
B. At 9 o’clock
C. Once a week
Linda thought it was______ enjoyable tour and wanted to keep____dairy about it.
A. a; an B. a; / C. an; a