1．The enemy took _____control of the city. In other words, all the city was under _____ control of the enemy.
A. the; the B. the; \ C. \; the D. a; the
2．I don't doubt _____ he will pass the exam.
A. whether B. that C. when D. how
3．_____of danger in the street at night, she had to go home, with a friend_____ her.
A. Warned; accompanied
B. Warning; accompanying
C. Having warned; accompanied
D. Having been warned; accompanying
