Choose the correct answers.
1. I am ...................... Math exercises now.
A. do
B. did
C. doing
D. does
2. .......................... you want to play badminton?
A. Does
B. Do
C. Doing
D. Can
3. There ..................... a lot of students there tomorrow.
A. will be
B. are
C. was
D. is
4. What ......................... you do yesterday?
A. are
B. do
C. does
D. did
5. How ............................. do you play football?
A. usually
B. sometimes
C. often
D. always