Ex. 1-Obligation with have to

Explanation

Have to/has to is used to express obligation.

Examples:
I have to work Saturday.
Larry has to go to the dentist.

Negative sentences:
I don't have to work Sunday.
Larry doesn't have to go to the doctor.

Questions:
Do you have to work Sunday? Yes, I do.
Does Larry have to go to the doctor? Yes, he does.

Instructions. Use the verb in parenthesis and have to /has to to fill in the blanks.
Example: (work) Gerald has to work tomorrow.
Around the House
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1. (put) Anthony a new roof on his house because his present roof is starting to leak.
2. (mow) He the lawn before he works on his house.
3. (sharpen) Anthony the blade on his lawn mower.
4. (water) Melanie her plants before she leaves on vacation.
5. (clean out) Steve and Clara their garage because their car won't fit with all the junk.
6. (get) We our heater fixed before winter.
7. (pay) All home owners in the United States property taxes.
8. (replace) Melanie the burnt out bulb in her living room lamp.