按所给的汉语,用英语完成下列句子,每个空格只能填一个单词。
1. 看见那三个抢劫犯在警局里,他们俩都很惊奇。
Both of them ______ ______ ______ see the three robbers in the police station.
2. 他们家里没有钱,因此这些孩子们不得不去工作,而不是去上学。
Their families have no money, so these children ______ ______ go to work ______ ______
______ to school.
3. 为什么不尽力去帮助需要帮助的人呢?
______ ______ ______ ______ ______ to help people ______ ______?
4. 咱们轮流清理教室吧!
Let's ______ ______ to ______ ______the classroom.
5. 我非常感激你邀请我参加你的生日晚会。
I am very ______ ______ you ______ ______ me to your birthday party.