Today, we’ll discuss a number of cases _______ parents have much difficulty in communicating with their children.
A. where B. as C. why D. which
He failed the mid-term examination and only then _______ how much time he had wasted.
A. had he realized B. did he realize
C. he had realized D. he realized
________confidence and the necessary equipment, they failed to rescue the 42 miners trapped in the coal mine.
A. Having lacked B. Lacking of
C. Lacking D. Lack of
A quarrel _________, which made him ______ his family.
A. broke down; break out
B. broke out; break away from
C. was broken away; break down
D. was broken out; break away
Tom is always ready to help me ______I come to ask him for help.
A. at times B. every time
C. sometimes D. by the time
The detective, _______to read a newspaper, glanced at the man _____ next to a woman.
A. pretended; seated B. pretending; seat
C. pretended; seat D. pretending; seated
