Complete each sentence, using an infinitive or a gerund, in such a way that it is as similar as possible in meaning to the sentence above it.

1 You were supposed to do your homework before you went out.
Your homework
2 She had taken the time to help me and I wanted to thank her for that.
I wanted
3 They hadn't been told about the changes and complained about it.
They complained about

1 Your homework should have been done before you went out.
Explanation: In the original sentence, "You were supposed to do your homework before you went out," the verb phrase "were supposed to do" can be changed to the passive voice using "should have been done." This maintains the meaning of the original sentence.

2 I wanted to thank her for taking the time to help me.
Explanation: In the original sentence, "She had taken the time to help me and I wanted to thank her for that," the phrase "taking the time to help me" can be changed to an infinitive form "to help me." This maintains the meaning of the original sentence.

3 They complained about not being told about the changes.
Explanation: In the original sentence, "They hadn't been told about the changes and complained about it," the phrase "not being told about" can be changed to a gerund form "complained about." This maintains the meaning of the original sentence.