Worried about the safety of my child in such a heavy rainstorm, my attention began to ________ off my work．

wonder

separate

wander

divide

The technical cooperation and cultural ________ between our nation and other countries are daily on the increase．

changes

exchanges

attractions

performances

Comepletely ________ in my writing, I didn’t feel a heavy rain coming outside．

absorbing

absorbed

losing

caught

“I ________ my parents a lot,” he admitted, “They worked really hard to put me through the college．”

assist

thank

owe

pay for

________ from heart trouble for years, Professor White has to take some medicine with him wherever he goes．

Suffered

To suffer

Having suffered

Being suffered

________ into many languages, the story is well known all over the world now．

Being translated

Having translated

To be translated

Having been translated

The situation is more ________ than ever．I’m ________ about what to do next．

puzzled; puzzled

puzzling; puzzling

puzzling; puzzled

puzzled; puzzling

We slept with the light ________ all night long last night．

burnt

to burn

being burnt

burning

The old farmer, ________ the badly-injured and wounded soldier, came out of the burning house, _____for help．

supporting; calling

supported by; called

being supported by; called

being supporting; called

Tom’s parents do not allow Tom ________ swimming．

going

to go

go

goes