Exercise 1. Choose the word which has the underlined part pronounced differently from the rest.
A.trained
B.proved
C.impressed
D.performed

Exercise 1. Choose the word which has the underlined part pronounced differently from the rest.
A.events
B.spirit
C.Asian
D.silver

The bleaching of coral reefs as mentioned in paragraph 4 indicates ______.
A.the water absorption of coral reefs
B.the quick growth of marine mammals
C.the blooming phase of sea weeds
D.the slow death of coral reefs

What does the passage mainly discuss?
A.Influence of climate changes on human lifestyles
B.Effects of global warming on animals and plants
C.Global warming and possible solutions
D.Global warming and species migration

The word “fragile” in paragraph 4 most probably means ______.
A.very large
B.easily damaged
C.rather strong
D.pretty hard

According to the passage, if some species are not able to adjust quickly to warmer temperatures, ______.
A.they may be endangered
B.they can begin to develop
C.they will certainly need water
D.they move to tropical forests

The pronoun “those” in paragraph 2 refers to ______.
A.species
B.ecosystems
C.habitats
D.areas

Scientists have observed that warmer temperatures in the spring cause flowers to ______.
A.die instantly
B.bloom earlier
C.become lighter
D.lose color

The word “wraps” in paragraph 3 is closest in meaning to _____.
A.folds
B.binds
C.drinks
D.bites

I / suggest / your factory / fit / new filters to its chimneys / as the dirt and smoke / dangerous.
A.I would suggest that your factory should fit new filters to its chimneys as the dirt and smoke are really dangerous.
B.I would suggest that your factory need to fit new filters to its chimneys as the dirt and smoke are really dangerous.
C.I would suggest that your factory should fit new filters to its chimneys as the dirt and smoke which are really dangerous.
D.I would suggest your factory to fit new filters to its chimneys as the dirt and smoke are really dangerous.