________, he might fail again．

As he would try

Would as he try

Try as he would

Did as he try

Tom's mother asked Tom ________．

whether he finished his homework

whether he had finished his homework

whether did he finish his homework

whether had he finished his homework

________ at the seaside!

How fun the children had

What a fun the children had

How fun had the children

What fun the children had

It was only with the help of the local guide ________．

was the mountain climber rescued

that the mountain climber was rescued

when the mountain climber was rescued

then the mountain climber was rescued

________, Franks never seems able to do the work satisfactorily．

As hard he tries

Try hard as he might

As hard as he tries

Try as hard as he might

Great changes ________ in the city in the past 20 years, and a lot of factories ________．

have been taken place; have been set up

have taken place; have set up

have taken place; have been set up

were taken place; were set up

The couple ________ the noise and pollution any longer, so they moved to settle in the countryside after they retired from work．

couldn't come up with

couldn't put up with

didn't get along well with

didn't put up with

Many parents complain that children ________ the TV hopelessly．

are becoming addicted to

have become addicted to

have become addicted with

have addicted to

We stayed in a quiet hotel, ________．

next to it was a thick wood

next to which was a thick wood

next to it there was a thick wood

next to which a thick wood was

If tap water were as dangerous as some people think, ________ would be getting sick．

a lot more of us

more a lot of us

a lot of us more

a lot of more us