29.He turned down the request of his friend because it was________the limit of his power.
When designing your house, you'd better ____ land for a garden.
--- I think George doesn't really care for TV plays. --- Right, ____ he still watches the program.
The weather in London is so changeable that people always take their umbrellas with them ____ rain.
Tom is a hard-working student.In fact, you cannot find anyone in the class ____.
_____ he thought he was helping us with the work, he was actually in the way.