________ confidence and the necessary equipment, they failed to rescue the 42 miners trapped in the coal mine．

Lack of

Lacking of

Lacking

Having lacked

________ many times, he finally understood it．

Told

Telling

Having told

Having been told

The pilot asked all the passengers on board to remain ________ as the plane was making a landing．

seat

seating

seated

to be seating

It is reported that a province has ________ to form a new state．

broken down

broken up

broken away

broken out

Construction workers usually get ________ by the day．

pay

paying

paid

to pay

Most of the teachers ________ to visit our school were young ones．

invited

to invite

being invited

had been invited

I recognized her ________ I saw her．

for the moment

the moment

at the moment

before

I feel it is your wife who ________ for the spoiled child．

is to blame

is going to blame

is to be blamed

should blame

Only when the war was over ________ return to his hometowns．

have the soldiers

the soldiers

the soldiers did

did the soldiers

The ________ look on his face showed that he hadn't expected it．

astonished

astonishing

being astonished

having astonished