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It wasn’t until nearly a month later ________ I received the manager’s reply．

The rich man was unwilling to offer any help, which greatly        all the people present .

He ________up early and cook breakfast for himself when he lived alone ,

When my grandfather retired(退休) at the age of 60, he took a sea ________ around the world, which had been his dream since his childhood.

In some parts of  China， winds ______ electricity instead of coal.

—Why didn’t you finish the task?      —I didn’t think it is ________ the effort.

Is this the recorder you want________?

The leader of the factory told us that very little ___ was made of the waste material in the past.

Take good care of the resources or they will be ______ soon.

________ his spare time that his English has improved a lot.