blood
| A．goods | B．flood |
| C．spoon | D．childhood |
It worried her a bit ________her hair was turning gray.
| A．while | B．if |
| C．that | D．for |
— I worked till 4:00 a.m. to prepare a report for my boss.
—________ you look very tired.
| A．No doubt | B．No hurry |
| C．No wonder | D．No need |
Ifpossible,youshouldexaminealldatafields______.
| A．severe | B．available |
| C．cautious | D．previous |
—The lights were left on all night long.
—Oh. It seems that Tom is ____. Only he stayed in the classroom when I left yesterday evening.
| A．blaming | B．blamed |
| C．to be blamed | D．to blame |