---
id: 675e7387be428072d95baeac
title: Task 70
challengeType: 22
dashedName: task-70
lang: en-US
---

<!-- REVIEW -->

# --description--

This is a review of the entire dialogue you just studied.

# --instructions--

Write the following words or phrases in the correct spot:

`haven't`, `isn't`, `have`, `can't`, `do`, and `don't`.

# --fillInTheBlank--

## --sentence--

`Alice: Hey Mark, we've been having some trouble with our user authentication, BLANK we?`

`Mark: Yes, we BLANK. Some users are complaining that they can't log in. Did you figure out what's causing the problem?`

`Alice: I think it's related to our session management. The tokens aren't being refreshed properly, are they?`

`Mark: That seems to be the case. The system is supposed to renew tokens every 30 minutes, BLANK it?`

`Alice: Yes, it should. But something's going wrong. Are you going to check the server logs to find out what happened?`

`Mark: I already did. There's nothing unusual in the logs. This is strange, isn't it?`

`Alice: It is. Let's run a few more tests to see if we can replicate the issue. Will you help me with that?`

`Mark: Sure. We can do some tests on the staging server, BLANK we?`

`Alice: Yes, we can. That should give us more information. By the way, have the support tickets been piling up because of this?`

`Mark: Unfortunately, yes. We need to resolve this quickly, BLANK we?`

`Alice: Absolutely. Let's work together to find a solution. We don't want our users getting frustrated, BLANK we?`

`Mark: No, we don't. Okay, let's get to work and see if we can sort this out.`

## --blanks--

`haven't`

### --feedback--

This is a contraction of `have not` used in a tag question.

---

`have`

### --feedback--

This is a part of a confirmation response for questions like `haven't they?`.

---

`isn't`

### --feedback--

This is a contraction of `is not` used in a tag question.

---

`can't`

### --feedback--

This is a contraction of `can not` used in a tag question.

---

`don't`

### --feedback--

This is a contraction of `do not` used in a tag question.

---

`do`

### --feedback--

This is an auxiliary verb used in a tag question. It pairs with a negative main sentence like `We don't want our users getting frustrated`, to check for agreement.
