(25)MY English teacher"s humor was __ make every student burst into laughter
A,so as to B,such as to C,such that D,so that
(26)____the internet is of great help , i dont"t think it"s a good idea to spend too much time on it
A, if B while ,C,because D,as
(27)_____well prepared you are, you stil need a lot of luck in mountain climbing
A however B whatever C no matter D although
(28)she had just finished her homework ____ her mother asked her to practice playing the piano yesterday
A when B while C after D since
(29)My parents don"t mind what jop I do ___ i am happy
A even though B as soon as C as long as D as though
(30)You can"t borrow books frow the school library ___you get your student card
A before B if C while D as