[ Grammar ]
. The study focused on the environmental ……… factors -species depend tor their survival, highlighting the criticaı nature of biodiversity.
A. in which
B. when
C. where
D. that
E. on which

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The Past SimpleVerb-ing and InfinitiveSentences and Non SentencesInfinitive FormsSo / Neither / Either / TooAdjectives & AdverbsPassive to ActiveNoun, Verb, AdjectivePresent simple, Present continuous, Singular, PluralPast Simple and Past ProgressiveOther quiz:
Adverbs and Adverbial Phrases › ViewI hate it when people arrive….for meetings.
A. hard
B. lately
C. late
Wh-Question › View
A:________ is your best friend?
B: My best friend is Lisa.
A. Where
B. What
C. Who
D. Why
Grammar › ViewAre these sweets _____?
A. He
B. I
C. We
D. Yours
Reported Speech › View
Yolanda said, “I have to leave the class before 12:30.”
A. Yolanda said that I have to leave the class before 12:30.”
B. Yolanda said that she has to leave the class before 12:30.”
C. Yolanda said that she had to leave the class before 12:30.”
D. Yolanda said that she has had to leave the class before 12:30.”
