LINDA MUST HELP HER MOM PREPARE FOR THE PARTY. A. LINDA IS NOT A...

28. Linda must help her mom prepare for the party.

A. Linda is not allowed to help her mom prepare for the party.

B. It's not necessary for Linda to help her mom prepare for the party.

C. It's not important for Linda to help her mom prepare for the party.

D. It's important for Linda to help her mom prepare for the party.

IV. Read

the

following

passage

and

choose

the correct

word

or

phrase

that

best

fits

each

of

the

numbered

blanks

When people talk about biodiversity, they usually mean the range and variety of species of all living things.

There are about 1,5 million named species on the planet, but we know that many (29)_______ species exist,

and the total number is probably between 5 and 10 million, many of which are now at risk. Most of the evidence

for this comes from studies of (30)_______ forests, where new species of exotic birds, strange insects and

fragrant plants are constantly bringing to light. The tropical rainforests are home to possibly as many as 90

percent of all the species that exist, but over the last 100 years, almost half of the forests on earth have

(31)_______. At the current rate of destruction, there will be only tiny patches or rainforest left by the middle of

the 21st century, and (32)_______ estimate that in the next 75 years, more than half of all species will become

(33)_______.