—Did Jack come to your birthday party yesterday?—No, he ________.
A. hasn’t invited B. didn’t invite
C. isn’t invited D. wasn’t invited
It seems hopeless to get there on time because there is little time ________.
A. leaving B. left
C. to leave D. leaves
Forty-five percent ________ the teachers ________ women in our school.
A. of; is B. of; are
C. 不填; are D. 不填; is
Barack Hussein Obama, the present president of the USA, ________ a naughty (调皮的) boy at school.
A. was used to be B. was used to being
C. used to be D. used to being
The boy is often made pictures for hours by his mother.
A. to draw B. to drawing
C. draw D. drew
For the present, I can’t afford ________ a car.
A. to buy B. buy C. buying D. for buying
