When deeply absorbed in work, ______ he often was，he would forget all about eating or sleeping.
| A．that | B．which | C．where | D．when |
相关试题
The way she dealt with the problem is quite different _______ her parents were used to.
| A．from which | B．in what | C．in which | D．from what |
. —She ’s failed her test again.
—________. She has been studying very hard.
| A．I don’t think so | B．Don’t worry | C．Why not ? | D．What a shame |
---When did you see the bird last night?
---It was at about ten thirty ______ I got home.
| A．before | B．when | C．that | D．until |
—I’m afraid I can’t afford a ticket to the concert, so I won’t be able to go with you.
—Don’t worry. It’s my ________.
| A．pleasure | B．treat | C．business | D．invitation |
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