________ to many people’s expectation, the 2009 UN climate Change Conference didn’t achieve any specific goals. —— Yes, it’s really disappointing.

we have confidence and determination, we canwin the match

It is difficult ________me _______ English well. But I’ll study harder.

Francis did the task____ his brother

Jacky is so careless. He my books and pens the floor when he walked past my desk just now.