I do love a good comedy

(a)  

He speaks English

(a)  

I do play tennis

(a)  

The train leaves every morning at 8 AM.

(a)  

She always forgets her purse.

(a)  

Cats like milk

(a)  

We produce lasers for cosmetic surgery

(a)  

I study hard for exams

(a)  

Ben does go to football practice

(a)  

I planted some trees yesterday

(a)  

He lived in the mountains for 8 years.

(a)  

They visited the capital in 2012.

(a)  

I studied about plants for the exams.

(a)  

He applied to do gymnastics professionally.

(a)  

They did arrive at the city centre

(a)  

They did travell all over the place

(a)  

They did work on an important project yesterday

(a)  

Michelle did get up at 7 o'clock last Monday

(a)  

We did cross the Channel yesterday.

(a)