He has just ... (be) to America.

(a)  

Sue ... (say) goodbye to her teacher two minutes ago.

(a)  

Father ... (take) the children to the zoo tomorrow.

(a)  

I ... (see) my best friend two days ago.

(a)  

He ... (not go) to school this morning.

(a)  

He always ... (drink) some milk before lunch.

(a)  

Did they ... (play) video games last night?

(a)  

My family ... (take) a vacation next year.

(a)  

I usually go to Taipei (on/in/at/for) Friday.

(a)  

It's hot ... (on/in/at/for) summer.

(a)  

There will be a party soon. It will last ... (on/in/at/for) two days.

(a)  

He was in Mexico ... (on/in/at/for) 1996.

(a)  

I was in America two years ago. I haven't been to America ... (for/since/on/in) 2000.

(a)  

They have been here ... (for/since/in/at) ten minutes.

(a)  

What haven't you done?

Where have you been in Taiwan?

Where do you like to go shopping?

What little things do you sometimes forget?

What have you eaten for breakfast this morning?