When the teacher are doing an experiment,you should __ (观察)it carefully.

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Whentheteacheraredoinganexperiment,youshould__(观察)itcarefully.Whentheteacheraredoinganexperiment,you

When the teacher are doing an experiment,you should __ (观察)it carefully.
When the teacher are doing an experiment,you should __ (观察)it carefully.

When the teacher are doing an experiment,you should __ (观察)it carefully.
应该是用observe更专业也更合适一些吧...
watch观看的意思更多一些

watch

observe

observe

When the teacher came in ,the students_____(talk) 填are talking对吗? The students are very a___ when the teacher asks them to play computer When we are in the lab,we must follow the teacher's i___ When the teacher are doing an experiment,you should __ (观察)it carefully. 英语填空:The teacher tells us to be careful when we are doing the___(实验). When you are your own teacher, the world is your classroom.什么意思 when the teacher come un快 the------- [teacher ]books are on the desk Our teacher could sing very well when she was small.(保持原意) Our teacher __________ ___________ to sing very well when she was small.Computers are wonderful machines.(改为感叹句) _________ _________machines the computers are!They didn’t When the teacher left the classroom,the children noisy. The are some ____(women teacher) Teacher:Are the lions fighting?John:( ) 英语翻译When learners are distracted or not completing an activity in the way the teacher wants them to do it then they are off task.When learners are doing an activity in the way the teacher intended that it should be done then learners are on t when are people the smartest? when () the concertis or are the teacher said to a student:when i am in your age,you are only2,and when you are in my age,i'm41.Then how old are they now? we----the floor when the teacher came in A sweep B swept C are sweeping D were sweeping 为什么选D不为什么选D不选B The teacher asked us not to______our books or dictionaries when we are in the examA refer toB look upC take upD contribute to