Fill in: a/an, the or– . 1 .... experiment can help a researcher prove their theory 2 ............ antibodies exist in our blood. 3 The project gives free medical care to ......... poor. 4 ............ lab is where scientists conduct experiments. 5 ...... knowledge is the foundation on which science was built.​


Fill in: a/an, the or– . 1 .... experiment can help a researcher prove their theory 2 ............ a

Лида147 Лида147    3   15.09.2020 15:30    33

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sofkabovs199 sofkabovs199  15.10.2020 21:57

1. -  experiment can help a researcher prove their theory

2.An  antibodies exist in our blood.

3.The project gives free medical care to the poor.

4.A lab is where scientists conduct experiments

5.A knowledge is the foundation on which science was built.​

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