Hydrogen internal-combustion engine

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Age: 18+
Level: Pre-intermediate
Language: English (en)
ID: 48370
12/03/2019
Country code: AR
Country: Argentina
School subject: English as a Second Language (ESL) (1061958)
Main content: Technical English (2005788)

(Taken from "Bonamy. Technical English 2". P.61. Ex. 9. Unit 8.2)
Fill in the blanks with the correct Simple Present form of the verbs.

Other contents: Simple Present, Describing how things work.

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Hydrogen internal-combustion engine

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