—I’m sorry for losing your book. —______.
A. Never mind
B. So careless
C. You’re welcome
Last Sunday, he spent three hourscomputer games.
| A．play | B．playing | C．played | D．to play |
---Have you had a holiday recently?
--- _____ .
| A．Yes, I do. | B．Yes, I have. |
| C．No, I hasn’t | D．Yes, I did. |
This bed soft.
| A．sounds | B．smells | C．looks | D．tastes |
Betty has studied Chinese _____ a year.
| A．for | B．since | C．in | D．before |
Scientists think that there _____ life on Earth for millions of years.
| A．has had | B．have had |
| C．has been | D．have been |