TOEFL Structure: Review

The North Pole ......... a latitude of 90 degrees north.

• it has

• is having

• which is having

• has

Experiments ............. represent a giant step into the medicine of the future.

• using gene therapy

• use gene therapy

• they use

• gene therapy uses

Some economists now suggest that home equity loans are merely a new trap to push consumers beyond .......... .

• they can afford

• they can afford it

• what is affordable

• able to afford

The green house effect occurs ......... heat radiated from the Sun.

• when does the Earth's atmosphere trap

• does the Earth's atmosphere trap

• when the Earth's atmosphere traps

• the Earth's atmosphere traps

After the funeral, the residents of the apartment building ......... .

• sent faithfully flowers all weeks to the cemetery

• sent to the cemetery each week flowers faithfully

• sent flowers faithfully to the cemetery each week

• sent each week faithfully to the cemetery flowers

George's score on the test is the highest in the class; ............ .

• he should study last night

• he should have studied last night

• he must have studied last night

• he must had to study last night

Alfred Adams has not .......... .

• live lonelinessly in the time previous

• never before live sole

• ever lived alone before

• before lived without the company of his friends

California relies heavily on income fruit crops, and ...... .

• Florida also

• Florida too

• Florida is as well

• so does Florida

There has not been a great response to the sale, ........ ?

• does there

• hasn't there

• hasn't it

• has there

Manufacturers often sacrifice quality ........... .

• for a larger profit margin

• in piece to earn more money

• to gain more quantities of money

• and instead earn a big amount of profit