A. theyself
B. theyselves
C. themselves
D. themself
A. mustn’t
B. don’t have to
C. shouldn’t to
D. needn’t to
A. mustn’t
B. have to
C. doesn’t have to
D. must
A. When
B. Why
C. What
D. Who
A. he
B. herself
C. himself
D. hisself
A. have to
B. must
C. don’t have to
D. must not
A. we
B. our
C. ourself
D. ourselves
A. Should
B. Ought
C. Ought to
D. Have to
A. should
B. ought
C. could
D. must
A. must
B. should
C. have
D. ought
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