Work hard, you’ll pass the exam.
--- How was your day off? --- Pretty good! I ______ the science museum with my classmates.
______ is too difficult in the world if you put your heart into it.
--- What time is it by your watch? ---It ______ 2:00 pm.
Tom didn’t get ready for his speech, so he was very ______ when he stood in front of class.
--- How many English words should I remember, Mr. Black? --- ______, the better, of course.