—Tom,did you break the vase I bought yesterday?—It was not my .The floor was so slippery that I fell down and knocked it off the table.
—— There will be a storm soon. —— I am afrai?_____.
_____ heat is different from temperature?
_____ his face, the young man must be over 20.
_____ it rain tomorrow, we would have to put off the visit to the Yangpu Bridge.
He broke his legs while _____.