So difficult ____ it to live in an English-speaking country that I determined to learn English well.
| A．I have felt | B．have I felt | C．I did feel | D．did I feel |
Always read the ______ on the bottle carefully and take the right amount of medicine.
| A．explanations | B．instructions | C．descriptions | D．introductions |
Don't leave matches or cigarettes on the table within the _____ of little children.
| A．hand | B．reach | C．space | D．distance |
She had a computer at home, and her parents desired that she ______ all her work at home.
| A．do | B．does | C．did | D．doing |
Tom was very angry about ________ to Mary’s birthday party.
| A．not inviting | B．being not invited | C．not being invited | D．not to be invited |
I lost my way in complete darkness and, ______ matters worse, it began to rain.
| A．made | B．making | C．to make | D．having made |