下面哪一组图形之间肯定能够进行布尔运算?()
A.一个圆将一个矩形完全包容。
B.一个圆将一个圆完全包容。
C.两个封闭的二维图形,而且有重叠的部分。
D.一个矩形将文字完全包容。
参考答案:C
下面哪一组图形之间肯定能够进行布尔运算?()
A.一个圆将一个矩形完全包容。
B.一个圆将一个圆完全包容。
C.两个封闭的二维图形,而且有重叠的部分。
D.一个矩形将文字完全包容。
参考答案:C
Working as volunteers at a summer camp is not easy. _____, when I have become a ____, I think it’s great fun.
During the summer camp, there are a number of _______, They want to _____ time with their kids in nature, hoping to take a rest from the busy life.
From the moment they arrive, these parents can be seen ______, working so hard to help others in the community _______ doing the dishes, taking kids to see the doctor, buying things, sweeping around the rooms and spending time taking _______ in all kinds of activities. They are full of energy to be _____ to do so much work. At the end of the camp, it is so _____ to say goodbye to each other. I really thank them. They are always giving and never _____ anything in return(作为报答). Thank you, summer camp parents.
小题1: | A.However B.So C.And D.Because |
小题2: | A.teacher B.volunteer C.member D.organizer |
小题3: | A.workers B.students C.parents D.doctors |
小题4: | A.have B.spend C.give D.take |
小题5: | A.somewhere B.anywhere C.everywhere D.anyone |
小题6: | A.by B.in C.with D.at |
小题7: | A.area B.things C.care D.part |
小题8: | A.able B.true C.interested D.crazy |
小题9: | A.boring B.hard C.happy D.easy |
小题10: | A.looking on B.looking up C.looking at D.looking for |