The train (leave, leaves) every morning at 8 AM.

I (play, plays) tennis.

Cats (like, likes) milk.

California (is, are) in America.

Windows (is, are) made of glass.

The party (start, starts) at 8 o'clock.

Gilbert (brushes, brushes) her twice a day.

We (walk, walks) slowly.

We generally (sing, sings) songs all together.

What is the helping verb.

"The other children were playing outside."

What is the helping verb.

"I can't reach the top shelf."

What is the helping verb.

"It might be full of rowdy passengers, though."

What is the helping verb.

"Shall I set the table now?"

What is the helping verb.

"You really must see a doctor about that nasty cut."