The split between humans and apes is believed by scientists______15 to 20 million years ago.
Can you imagine what difficulty people had this year_______________against thesevere naturaldisasters?
―Where did you get to know her? ―It was on the farm we both once worked in the 1970s.
“How could you lose so much money?” Charlie asked his wife, eyeing her angrily from ________the kitchen table.
Alice is one of the students who I am sure always best in most difficult situations.
is known to us all is that America is a developed country _________the First World.