用适当的连词填空

Don’t worry, I’ll phone you ________　________　________ I get the news．

用适当的连词填空

Have you decided what you want to be ________ you grow up?

用适当的连词填空

We have lived in this city ________ I moved here in 1990．

用“介词＋关系代词”填空

The boy built a telescope ________　________ he could study the skies．

用“介词＋关系代词”填空

Give me a piece of paper ________　________ I can write the phone number．

用“介词＋关系代词”填空

Water is a liquid, the freezing point ________　________ is 0’C．

用“介词＋关系代词”填空

The school has 2600 students, two thirds ________　________ are girls．

用“介词＋关系代词”填空

China has hundreds of islands, the largest ________　________ is Taiwan．

用“介词＋关系代词”填空

The tool ________　________ he is working is called a spade．

用“介词＋关系代词”填空

Here are the table tennis players, some ________　________ are our old friends．