Questão 1658900

Língua Inglesa · 2012

Questão

ID 1658900

Disciplina: Língua Inglesa

Assunto: Presente Simples | Simple Present

Ano: 2012 Banca: FUNCAB - Fundação Professor Carlos Augusto Bittencourt Órgão: Prefeitura Municipal de VALENÇA / BA

Consider the sentences below:

1. Global warming ___________ by the greenhouse effect.

2. When ice in the poles melt, sea levels ____________.

3. Carbon dioxide __________ the sun's heat.

4. An American scientist ___________ holes in the ozone layer.

Choose the alternative which presents the correct verb forms that complete the above sentences, respectively: