As students, we should work hard and do ________ best to realize our dreams. 

 – ______ is your friend ?          – Maria.

– Tell me            about Brother Sharp, please. -- He was a beggar(乞丐). He became a blue-eyed boy(红人) on the Internet because of his cool appearance and dressing style.

_ Excuse me, _______is the nearest bookshop? _Go down the street and turn left at the second corner.

I think _________ necessary for students to take an interest in all subjects.