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.

Why does the author mention a dinner plate in paragraph 2?
A.To suggest that spiders can be eaten
B.To show a way to measure spider size
C.To give an example how big some spiders are
D.To point out that the larger spiders are safe

(37)
A.relates
B.applies
C.supplies
D.digests

(36)
A.abilities
B.skills
C.talents
D.capacities

(35)
A.what
B.which
C.who
D.that

(33)
A.Despite
B.However
C.Therefore
D.Instead

Until this accident / I think / your chimneys / be safe and clean.
A.Until this incident, I thought your chimneys which were safe and clean.
B.Until this incident, I thought your chimneys were safe and clean.
C.Until this incident, I thought your chimneys being safe and clean.
D.Until this incident, I have thought your chimneys were safe and clean.