If you can’t do it ,you can ask me for help .
– When did the terrible earthquake in Wenchuan happen? -- It happened _________ the afternoon of May 12, 2008.
Boys, don’t touch the machine, or you may hurt _________.
Mrs. Green usually goes shopping with _____ umbrella in ______ summer.
There ________ a basketball match between Class 1 and Class 2 yesterday.
One of the girls ________ from Hong Kong.