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How long do you think it will be ________ the computer company puts forward a new product?

The web is fantastic at many things—e-mail, e-commerce, for example. But ________ your name is Amazon or Google, making money has proved hard.

---It’s a long time ______ I last saw you.
---Yes, and it will be another month ______ we can meet again.

I haven’t read the book for __________ long _______I’ve forgotten what it is about.

The farm grows various kinds of crops, _______ wheat, corn, cotton and rice.

The place was flooded ________ it had been raining for several weeks.

You can take ____ you like here.

It is not what you said but the way you said it ____ made him angry.

In September 1997, the government of Yunnan Province claimed that Zhongdian is ____ Shangri-la is in Hilton’s story.

Many experts hold the view _______ protection awareness is _______ the key to better environment lies.