-- Mum,can I go on a holiday with my classmates this summer vacation?-- OK.You __________ have a chance if you get along well with your studies.
__________,we must believe in ourselves and believe that we can do something well.
In 1800s, a group of adventurers(探险家) ______ on their exploring trip. Five days later, they came to what is now known as Quebec.
--It’s said that no one ______ light a cigarette at a gas station. --- Yes. Safety always comes the first.
I don’t know ______ or not the books _____ to the homeless children next month are really useful.
—I failed again in the math test.-- ______.