No student go out of school for snacks during the break without the teacher’s permission.
| A．will | B．must | C．shall | D．may |
___________ the Internet is bridging the distance between people; it may be breaking some homes or will cause other family problems.
| A． When | B．While | C．If | D．As |
The world Wide Web is sometimes jokingly called the World because it ________ be very slow.
| A．should | B．can | C．will | D．Must |
Mary was often told that she __________ her elder sister Ellen.
| A．reacted | B．reflected | C．recalled | D．resembled |
The father as well as his three children skating on the frozen river every Sunday afternoon in winter .
| A．go | B．are going | C．goes | D．went |
Jenny did good job in the exam and as reward her parents took her to Beijing last September .
| A．a ; the | B．a ; a | C．/ ; a | D．/ ; the |