【題目】Who gave the watch to the boy？

【題目】He has a friend who _______ the piano very well .

【題目】--What is your hobby? --__________playing chess, I also like collecting stamps.

【題目】In the United States, people are supposed to ______when they meet for the first time.

【題目】Then environment in our town is getting worse and worse, so plenty of trees___________.

【題目】The man you saw just now _______be Eric. He has gone to London .

【題目】--What's the matter? You look very scared. --A car _________hit me just now.

【題目】I still remember my first teacher _____we haven't seen each other for many years.

【題目】Money is important, but_____ is more important than money, so we should study hard.

【題目】I like this piece of music because it always makes me________.