Clearly and thoughtfully________, the book inspires confidence in students who wish to seek their own answers.

Paulseems upset today．—Yes，he wrote an application letter toNeusoft but waited__________for a reply .A．in vain B．inorder C．in time D．inreturn

d conditions there turned out to be very good, ______ was more than we couldexpect

____ my homework, I have no time for computer games.[ ]

Jack tried to play a trick ____ his sister but she was not taken____.[ ]