The fans besieged the football player to get his().

单项选择题Which of the following sentences is a COMPLAINT().

A. Please show me your new dress.
B. You must do it again.
C. What trouble you've made.
D. May you good luck.

单项选择题Research shows that this pesticide is so()that it can kill the insects in a few seconds.

A. powerful
B. influential
C. monstrous
D. vigorous