Christina wasn’t saying anything, but the professor smiled at her _______she had done something very clever.
It was playing computer games that cost the boy plenty of time that he _____have spent doing his lessons
When he got to _____top of the mountain, he was almost out of______ breath A .the ; a B. the ; the C the; / D. a ; /
--- How about your journey to Mount Emei? ---Wonderful except that our car ______ twice on the way.
We are looking forward with hope to______ from Ms Smith.
Had you joined the caht room ten minutes ago, you would have known what we _______about then.