[单选题] We solved the problem by reducing our costs and _____ more money.

1、[单选题]I would mend your radio, but I don’t know ______.

• A、how
• B、to
• C、how to
• D、to how

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2、[单选题]I’m learning ______ a cake. Can you explain ______ one?

• A、to make, to make
• B、how to make, to make
• C、to learn, how to make
• D、making, making

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3、[单选题]The husband advised ______ to the south, but his wife advised him _____ up the idea.

• A、moving, giving
• B、to move, to give
• C、moving, to give
• D、to move, giving

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4、[单选题]When I handed the report to John, he said that George was the person _____.

• A、to send
• B、for sending it
• C、to send it to
• D、for sending it to

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5、[单选题]He arrived at the office early, ______ a good example to the others.

• A、set
• B、to set
• C、to be set
• D、having set

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