--- Tommy has just won the first prize in the oral English competition. --- ______ he was so excited this afternoon.
The ___ look on his face showed that he hadn’t expected it .
___ from space, the earth with water ___70% of its surface looks like a "blue blanket".
____ more attention, the trees could have grown better.
Someone is ringing the doorbell. Go and see ______ .
_________ I will visit Brazil during the 2016 Olympic Games.