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是的，他一定在那儿。
Yes, he must be there.
youdao
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(正在进行)他一定在家做作业。
He must be finishing his homework at home.
youdao
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他一定在假装睡觉。
He must pretend to be sleeping.
youdao
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他一定在房间里。我不敢肯定。
He may be in his room. I'm not sure.
youdao
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他一定在说笑话，要不就是疯了。
He must be joking, or else he's mad.
youdao
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他一定在这里等了很长时间，是吗？
He must have waited here for a long time, hasn't he?
youdao
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他没在卧室里，他一定在书房。
He isn't in the bedroom, he must be in the study.
youdao
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我看见他进了这房子，他一定在屋里。
I saw him enter the house. He must be at home.
youdao
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灯亮着，他一定在办公室。
The light is on, so he must be in the office.
youdao
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他一定在为我们的安全担心。
She must be worrying about our safety.
youdao
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他刚刚进屋，他一定在这里。
He entered the room just now. He must be here.
youdao
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他一定在这里的某个地方。
He must be somewhere here.
youdao
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灯亮着，他一定在工作。
The light is on. He must be working.
youdao
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他一定在教室学习，是吗？
He must be studying in the classroom, isn't he?
youdao
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他一定在玩电脑，不是吗？
He must be playing computer now, isn't he?
youdao
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他不在这里，他一定在家。
He isn't here. He must be at home.
youdao
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他一定在开玩笑，要不然他就是发疯了。
He must be joking, or else he is mad.
youdao
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他一定在学校附近的某处。
He must be somewhere near the school.
youdao
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如果他是神，那他一定在想宇宙的创造。
If he is a god, then surely he is pondering the creation of the universe.
youdao
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我不敢保证他一定在城里。
I can't vouch for it that he is in town.
youdao
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他一定在办公室工作呢。
He must be working in his office.
youdao
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他一定在教室里，刚才我看到他在擦黑板。
He must be in the classroom, I saw him clean the blackboard just now.
youdao
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我确信他一定在那儿。
I'm sure that he must be there.
youdao
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他一定在家，对不对？
He must be at home, isn't he?
youdao
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不，他一定在撒谎。
No, he must be lying.
youdao
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他一定在开玩笑。
He must be joking.
youdao
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我在办公室里哪儿也找不到马丁，他一定在偷懒。
I can't find Martin anywhere in the office, he must be skiving.
youdao
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他一定在胡说八道！他说的每一句话，我都不相信。
He must be talking through his hat! I don't believe a word of what he has said.
youdao
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他一定在胡说八道！他说的每一句话，我都不相信。
He must be talking through his hat! I don't believe a word of what he has said.
youdao