Although you may meet some difficuIties,you should never .
Mr. Li asks the students_____in the river, because it’s too dangerous.
My dad ________ a teacher when I grow up .
— _______ do you use the Internet a week? —Twice.
“85%of the students in our class like English.” means “ _____students in our class like English.”
_______ he was tired, _____ he didn’t stop ______.