Hi there,
Can you tell me if these both sentences are grammatical correct, please?
The quality of the Toyota has been degraded recently. (perfect tense)
The quality of the Toyota is degraded as far as I can see/know. (present simple, passive voice)
Cheers.
"has been degraded" and "is degraded" are grammatical phrases in themselves (in the latter, the word "degraded" may be construed as adjectival rather than passive verbal, depending on context). However, the use of these phrases within your sentences is not very natural. Also, "the Toyota" seems oddly phrased.
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"has been degraded" and "is degraded" are grammatical phrases in themselves (in the latter, the word "degraded" may be construed as adjectival rather than passive verbal, depending on context). However, the use of these phrases within your sentences is not very natural. Also, "the Toyota" seems oddly phrased. This is a more natural way to say what I think you mean:
The quality of Toyo