— How can I wake up so early? — Set the alarm at 5:00 am. ________ you will make it.
________passenger plane crashed near Gazvin, Iran and all 168 people on________board were killed.
--How often do you drop your English teacher a line? ---________. But usually once a week.
Some English scientists are identifying problems ____ technology in the 21st century. If solved, the solutions could change the world.
Exactly ____they did when at last they reached the sea remains a complete mystery.
One thing’s for sure, the fire _____by some cigarette butts.