Students can easily fall behind in their studies ____ they don’t manage their spare time carefully.
Everything comes with ________price; there is no such _______ thing as free lunch in the world.
---- Flight 551 for Dallas ________. I must be off now. ------Have a pleasant trip then.
Near the table ________ a poor dog, who desired to satisfy his hunger with something _________ fell from the table.
After more than ten minutes’ break, the speaker _________ the story from where he left off.
--Do you have a plan for May Day holiday?___ --I’m going to Thailand with my parents!