I meet John last december (QKD)
They have never jumped out (HTHT)
I knew ride a bike five years ago (QKD)
He has already done the housework (HTHT)
I had a computer when i were a child (QKD)
I went to celebrate Tet with my family last spring (QKD)
I have ever seen that before (HTHT)
I had lunch one hour ago (QKD)
I have put that hat so far (HTHT)
I went to America in 2011 (QKD)
Where did you teach before you came here? (QKD)
She didn't watch TV yesterday (QKD)
They have seen that movie three times (HTHT)
When I was a child I did visit Paris once (QKD)
They haven't eaten yet (HTHT)