---When _____ your mother _____ you that blue dress, Lucy? ---Sorry, I really can’t remember. Maybe two or three weeks ago.
She wants to have good grades, _____ she doesn’t want to work hard.
Our teacher said that light______ faster than sound.
Jack is _____ busy ______ he often forgets to have breakfast.
—Are you free this Sunday? — Yes. If it_____ , I will go shopping with mum.
Lily practises _______ the piano very hard.