It is necessary that the students()more excercises to do.A、haveB、must haveC、will haveD、can have
It is necessary that the students()more excercises to do.
A、have
B、must have
C、will have
D、can have
相关考题：
Previous studies show that parents tend to be aware of sleep problems in older children and adolescents and that pediatric practitioners are ( ) likely to identify sleep problems in these age group.：A、less…lessB、less…moreC、more…lessD、more…more
9． _______you _______ stay at home today?A． Do ; have toB． Must; have toC． Have; toD． Do ; must
The number of the newly admitted students ______over 300, but a number of them ______not arrived yet.A. is, hasB. are, haveC. is, haveD. are, has
—— ______they ______an English class?——N0．they aren’t．A．Are；havingB．Are；haveC．D0；haveD．Can；have
---- Look! The man at the gate ________ be our headmaster. He is always standing there every morning.--- - No, it ________ be him. He is holding a meeting in the office now.A.must, can’t B.must, mustn’t C.can’t, can’t D.can’t, mustn’t
3．—__________ 1 go out for a while?—No，you __________ You must finish your homework first．A． Must，needn'tB． Can，mayC． May，mustn'tD． May，must
23． The underlined word "gorgeous" means " _______ '．A． beautifulB． differentC． importantD． necessary
_____ A.important B.possible C.close D.necessary