asked 68.5k views
5 votes
Select the best response to complete the sentence

Pollution..........to be caused by many cars.

b. is
d. is said
a. Having been
c. Having

asked
User RTL
by
8.7k points

1 Answer

3 votes

D. 'is said' is the correct answer.


Have a great day~

-Jet

answered
User Chin Leung
by
8.2k points

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