We ... our lunch yet.

1.have

2.hadn't had

3.haven't had

4.hasn't had

Mary .. Tom for a month.

1.isn't seen

2.wasn't seen

3.hasn't been seen

4.hasn't seen

Mrs. Smith ... school in 1998.

1.finishes

2.has finished

3.finished

4.had finished

In this photo my brother ... a bike.

1.is riding

2.has been riding

3.rides

4.ride

I a letter while my mother

1.was writing, was cooking

2.wrote, was cooking

3.was writing, cooked

4.writes, cooked

She in this city since 1990

1.is living

2.has lived

3.has been living

He his friend for two years

1.has seen

2.hasn't seen

3.saw

I a letter yesterday

1.write

2.have written

3.wrote

4.was writing

I my granny next week. I already a cake

1.will visit, made

2.am going to visit, have made

3.visit, have made

4.visited, made

I TV every day

1.am not watching

2.doesn't watch

3.don't watch

4.not watch

When I home the children

1.came, slept

2.came, sleeping

3.had come, slept

4.came, were sleeping