Having been warn about the relationship between climate change and the spread of infectious diseases, everyone should get vaccinated.

Global warming has severe impact on water supplies.

The factory was accused ____ having caused higher level of pollution to the environment.

The driver was ________.

Land erosion is mainly caused by widespread deforestation.

We couldn’t go on a picnic as planned __________ it was raining.

Mark the letter A, B, C, or D to indicate the word(s) CLOSEST in meaning to the underlined word(s) in each question

We must admit that people are heavily polluting the environment.

Choose the word or the phrase or sentence that best completes each unfinished sentence below

_________ air is one of the many problems we have to solve.