新概念第121课习题答案

新概念第121课习题答案
新概念第121课习题答案
在学习英语的过程中，解答习题是提高语言能力的重要环节。

在新概念英语系列教材中，每一课都配有相应的习题，帮助学生巩固所学知识。

本文将为大家提供新概念第121课的习题答案，希望对大家学习英语有所帮助。

第一题：选择正确的单词填空
1. The car ________ on the road for two hours before the police arrived.
答案：had been parked
2. By the time we got to the cinema, the film ________ .
答案：had already started
3. She ________ with her friends for two hours before she realized the time.
答案：had been talking
4. When I got to the station, the train ________ .
答案：had already left
5. They ________ for the bus for half an hour when it finally arrived.
答案：had been waiting
第二题：选择正确的时态填空
1. By the time I arrived at the party, everyone ________ .
答案：had already left
2. When I woke up this morning, it ________ .
答案：was already raining
3. He ________ English for five years before he moved to the United States.
答案：had been studying
4. They ________ in the park for an hour before it started to rain.
答案：had been playing
5. By the time I finished my homework, it ________ .
答案：had already gotten dark
第三题：选择正确的词组填空
1. The concert ________ for half an hour before the band finally appeared on stage.
答案：had been delayed
2. By the time I got to the airport, the flight ________ .
答案：had already departed
3. She ________ for the job for three months before she received an offer.
答案：had been applying
4. The children ________ for the ice cream van for ages before it finally arrived. 答案：had been waiting
5. When I arrived at the party, the food ________ .
答案：had already been eaten
通过以上习题的解答，我们可以看到过去完成时态的用法。

过去完成时态表示在过去某一时间点之前已经完成的动作或状态。

在选择正确的单词、时态和词组填空时，我们需要根据上下文以及动作发生的先后顺序来确定正确的答案。

通过解答习题，我们不仅可以巩固所学的语法知识，还可以提高阅读理解和语言运用能力。

因此，做好习题是学习英语的重要一环。

希望以上习题答案对大
家有所帮助，同时也希望大家能够在学习英语的过程中坚持不懈，不断提高自己的语言能力。