题目内容

Over the past 40 years, great2) have been made in controlling diseases through improved basic health care and food programs.

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In order for companies to get greater3) from their workers, each person must continuously do one task day in and day out.

I would4) an important Chinese businessman to tourist sites in northern Thailand.

We have never met with such poor service before, so we decide to call the hotel manager to5) about it.

By talking to your people, you will be able to6) their needs and even stop trouble well before a matter becomes serious.