Can anyone provide all answers of Class 8th Oxford new learner's grammar book chapter 19 conditionals?​

Which of the following sentences contains the essential expression? a. we agreed of course that the party should be a surprise. b. mr. palmeri, our next-door neighbor, grows beautiful roses. c. jack, a football player, is trying for a scholarship. : d. the woman now approaching the microphone will introduce the speaker.

Summarize the article. be sure to cover the pros and cons of the four methods of waste management

Central ideas are the most ideas in a text.