| I | bowl |
|---|---|
| you | bowl |
| he/she/it | bowls |
| we | bowl |
| you | bowl |
| they | bowl |
| I | bowled |
|---|---|
| you | bowled |
| he/she/it | bowled |
| we | bowled |
| you | bowled |
| they | bowled |
| I | have | bowled |
|---|---|---|
| you | have | bowled |
| he/she/it | has | bowled |
| we | have | bowled |
| you | have | bowled |
| they | have | bowled |
| I | had | bowled |
|---|---|---|
| you | had | bowled |
| he/she/it | had | bowled |
| we | had | bowled |
| you | had | bowled |
| they | had | bowled |
单语范例（未经PONS编辑处理）
Avoid using any abrasive toilet bowl cleaners.
www.silive.com Examples included batteries, leftover medication, unused bottles of bleach or corrosive toilet bowl cleaners.
www.thestar.com I always start the cleaning project by using the standard toilet bowl cleaners to sanitize the bowl.
www.silive.com Liquid toilet bowl cleaners contain other acids, typically dilute hydrochloric, phosphoric, or formic acids.
en.wikipedia.org People die accidentally where you know you're cleaning a washroom and you run out of the toilet bowl cleaner, so you use bleach, dump it on top and....
www.therecord.com