----- Nội dung dịch tự động từ ảnh -----
1. The police were baffled by the attack as there seemed to be no apparent________.
A. design
B. principle
C. motive
D. plot

2. If you want to be sure of receiving a copy of the magazine, I suggest you ______ an annual subscription.
A. put down
B. take out
C. write off
D. send up

3. After feeling off ______ for days, Tom finally went to see his doctor.
A. food
B. color
C. fitness
D. balance

4. ______ the phone rang later that night did Anna remember the appointment.
A. No sooner
B. Only
C. Not until
D. Just before

5. There was ______ evidence to bring charges against the man.
A. insubstantial
B. inferior
C. ineffective
D. insufficient