So difficult ________ it to live in an English－speaking country that I determine to learn English well.

On the way to the supermarket , it suddenly _______ to me that I had forgotten to lock my car , so I hurried back to lock it .

Michael’s new house is like a huge palace, ______ with his old one.

When the fire________，the people in the building lost their head and ran in all directions

My sister met him at the Grand Theatre yesterday afternoon, so he ________ your lecture. [ ]