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BE up

来源于 be up的意思: 1.在高处;在上;直立姿势: The ladder is up.梯子支立着。 2.(醒来)起床: He isn't up yet.他尚未起床。 3.熬夜,不睡觉: He has been up all night.他一夜未睡。 I'm often up late.我常开夜车。 I'm full up with wo...

当然不是啊! 1.be up to 表示“从事于,忙于”,后面接名词、代词或-ing形式等。如:All of us are up to good deeds.我们所有人都在做有益的事情。Go and see what these naughty boys are up to.去看看这些顽皮的孩子在做什么。 2.be up to sb...

be up on 熟悉,精通,擅长 be up to 胜任,达到,由…负责 由以上中文意思可见,be up to并不需要达到精通的地步,要求要比be up on低一些

be up to something [英][bi: ʌp tu: ˈsʌmθiŋ][美][bi ʌp tu ˈsʌmθɪŋ] 策划(忙于)某事 双语例句 1 Dont ever get too comfortable with the status quo, always be willing to blow it up and s...

be up to: 胜任;该由…负责;轮到…;从事,忙于 1. So far, they appear to be up to the task. 到目前为止,他们表现出承担了这一任务。 2. But they said this would be up to those device makers. 但是他们表示,这将取决于那些设备制造商。...

一般与to连用,即be up to be up to 有两个意思。 第一个意思是指某人有能力完成某项任务或是接受某项挑战。 例如,她能胜任那份工作。 事实上,她可能今天会提前交报告。 She's up to the job. In fact, she'll probably deliver the report ea...

be up to sb to do be up to“由……决定;胜任”。 例如:It's up to you to decide.

be up for [释义] 被提名候选人, 在法庭受审, 打算, 开价出售, 为 … 做好准备; 人为主语,有2种意思,1是被提名,被考虑 比如George was up for election.乔治被提名参选. 2是愿意参加.. 比如i am up for the activity.我会参加这次活动...

get up Stay in bed extra late or get up specially early.起床过晚或过早。 They have to get up early in the morning.他们大清早就得起床。 She waited for him to get up, but he didn't move.她等他起床,但他没动弹。 I have to get up a...

请注意此句中的grown up,在有的场合是grown-up,词性是名词,意思是“成年人”。 所以介词to和名词之间必须要加系动词be。不然属于语法错误。 这就是为何要加be的意义。关键就是对grown up的理解。

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