She eventually __________ him for forgetting her birthday.
A. forgave
B. forgiven
C. forgive
D. forgiving
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Which of the following is NOT a common expression?
A. to conduct a survey
B. to carry out a survey
C. to do a survey
D. to make a survey
He gets so__________ at not being able to do things for himself any more.
A. excited
B. frustrating
C. exciting
D. frustrated
The lecture __________ him with an opportunity to meet one of his heroes yesterda
A. gave
B. provided
C. offered
D. supplied
在绘制圆环体时,当环管的半径大于圆环的半径时,会生成()。
A. 圆环体
B. 球体
C. 纺垂体
D. 不能生成