Question

Although he talks....loud, i can't hear him because the street...crowded

a. so/so
b. such/such
c. so/such
d. so/very
e. such/that

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Answer 1

a:so /so

talks....so.....so crowded

Answer 2

Step-by-step explanation:

The answers you have provided won't work on their own.

although he talks....loud, i can't hear him because the street...crowded

First of all, you need the adverbial form of loud. You need loudly.

Second you need an auxiliary verb after street.

Although he talks very loudly

I can't hear him because the street is so crowded.