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INTERMEDIATE LEVEL
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OXF3000N 
sự quan sát sự theo dõi 
observation
OXF3000N nhìn nhìn thấy quan sát see
OXF3000N sự nhìn chung sự khảo sát quan sát nghiên cứu survey
OXF3000N sự nhìn tầm nhìn nhìn thấy xem quan sát view
OXF3000N đồng hồ nhìn theo dõi quan sát sự canh gác sự canh phòng watch
like: quan sát → →
I sat and watched everyone very closely (= carefully). ☊ closely ☊
They were watching her every movement. ☊ every ☊
Facts can be established by observation and experiment. ☊ experiment ☊
include sb/sth as sth: Representatives from the country were included as observers at the conference. ☊ include ☊
I watched with interest. ☊ interest ☊
She was watching with a politely interested expression on her face. ☊ interested ☊
'You're wearing a tie!' 'Full marks for observation.' ☊ mark ☊
She observed the gentle movement of his chest as he breathed. ☊ movement ☊
Troy watched her every movement. ☊ movement ☊
Most information was collected by direct observation of the animals' behaviour. ☊ observation ☊
results based on scientific observations ☊ observation ☊
We managed to escape observation (= we were not seen). ☊ observation ☊
The suspect is being kept under observation (= watched closely by the police). ☊ observation ☊
She has outstanding powers of observation (= the ability to notice things around her). ☊ observation ☊
an observation post/tower (= a place from where sb, especially an enemy, can be watched) ☊ observation ☊
She has some interesting observations on possible future developments. ☊ observation ☊
observe sb/sth: Have you observed any changes lately? ☊ observe ☊
All the characters in the novel are closely observed (= seem like people in real life). ☊ observe ☊
I want you to observe all the details. ☊ observe ☊
observe sb/sth do sth: The police observed a man enter the bank. ☊ observe ☊
observe sb/sth doing sth: They observed him entering the bank. ☊ observe ☊
observe that...: She observed that all the chairs were already occupied. ☊ observe ☊
be observed to do sth: He was observed to follow her closely. ☊ observe ☊
observe (sb/sth): I felt he was observing everything I did. ☊ observe ☊
The patients were observed over a period of several months. ☊ observe ☊
He observes keenly, but says little. ☊ observe ☊
observe how, what, etc...: They observed how the parts of the machine fitted together. ☊ observe ☊
a viewing platform giving stunning views over the valley ☊ platform ☊
an observation post ☊ post ☊
She watched the gentle rise and fall of his chest as he slept. ☊ rise ☊
The child was watching it all with big round eyes (= showing interest). ☊ round ☊
We sat and watched the sun setting. ☊ set ☊
watch sb/sth doing sth: She watched the kids playing in the yard. ☊ watch ☊
watch sth/yourself: Watch yourself! (= be careful, because you're in a dangerous situation) ☊ watch ☊