_____ he was tired , ____ he didn’t stop working .
A. Though; / B. Although ; but
C. But ; / D. But ; although
Please _______the light when you leave the classroom.
A. turn on B. turn off
C. turn down D. turn up
—Can you answer this question?
-- Sorry, I can _________ understand its meaning.
A. hardly B. quite C. almost D. nearly
---Hurry up, _______ you will miss the exciting part of the film.
A. and B. or C. but D. so
This book _______ be Li Lei’s. Look! Her name is on the cover.
A．must B．may C．can D. need
---Do you know the man ________is wearing a black coat?
—Yes, he is my uncle.
A. who B. what C. which D. it
