【题目】The two cities have reached an to develop science and technology.

【题目】There used to be lots of fish in the lake near here, but there are very now.

【题目】Good news! You will have 18-day trip to Europe during this summer holiday.

【题目】My father loves history. He ____________ hundreds of history books already.

【题目】I ___________ the dog when it began to rain.

【题目】— Mum, could you help me?

【题目】Jane is a very kind girl. She often ___________ her classmates.

【题目】Linda practices the piano very hard, but her sister practices __________ than her.

【题目】— __________ did you find out the cat?

【题目】You can't take photos here, __________ it's too dangerous.