_____ your composition carefully, some spelling mistakes can be avoided.
Jack,you’re so lazy!This jobhours ago.
Hehave come here yesterday,he?
At last hefinish the work ahead of time.
—Is the flight from Shanghai on time? —Of Course,it is.Itbe arriving in 10 minutes at Gate 9.
—Shall we go skating or stay at home? —Whichdo yourself?