They were offered two free tickets to the USA．Otherwise, they ________ able to afford to go．

had never been

have never been

would never be

would never have been

Alcohol is classified as a downer, and although it is legal, it can damage the liver and do great harm if ________ in large quantities．

consume

to consume

consuming

consumed

I ________ in London for many years, but I've never regretted my final decision to move back to China．

lived

have lived

had lived

was living

Last night I saw our teacher ________ in the chair, ________in deep thought．

seated, lost

seating, losing

seated, losing

seating, lost

After so many years of hard work, she ________ so attractive．

was remained

was remaining

remained

has been remained

________ sometimes can be really hard, so it is necessary ________ others first．

Understood, understanding

Being understood, to understand

Being understood, understand

Understood, to understand

Living near the sea, ________．

we enjoy healthy air and beautiful sight

healthy air and beautiful sight is what we enjoy

it is healthy air and beautiful sight we enjoy

so we enjoy healthy air and beautiful sight

A severe school bus accident occurred on Wednesday morning, November 16^th, in the northwest province of Gansu, ________ 21 persons died in total including 19 children, a driver and a teacher．

caused

having caused

to cause

causing

Many people ________ the orphans who lost their families in the earthquake, and most orphans ________ to their new life．

adopted, adapted

adopted, adopted

adapted, adapted

adapted, adopted

By the time he arrives, all the work ________, with ________ our teacher will be content．

will have been accomplished, which

will be accomplished, that

will have accomplished, it

had been accomplished, him