Cover of Navigate Upper-Intermediate B2 - Workbook

Exercise 5

8.1 - The Internet of Things·Navigate Upper-Intermediate B2 - Workbook

Question

Add commas to the following sentences if they contain a non-identifying relative clause. Tick them if they do not need (further) commas.

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More exercises in 8.1 - The Internet of Things

Ex. 1
Ex. 2
Ex. 3
Ex. 4
Ex. 4b
Ex. 6