(单选题)1: Mechanics ___ a concept in physics. A: is B: are C: was D: were ...

(单选题)15: Harry was ___ by a bee when he was collecting the honey. A: scratched B: bitten C: stuck D: stung ...

(单选题)17: The way we picture ourselves is often the way we turn ___. A: from B: out C: up D: into ...

(单选题)11: It is quite necessary for a qualified teacher to have good manners and ___ knowledge. A: extensive B: expansive C: intensive D: expensive ...

(单选题)5: The young lady coming over to us ________ our English teacher; the way she walks tells us that! A: must  be B: can  be C: would  be D: could  be ...

(单选题)19: In a typhoon, winds ___ a speed greater than 120kms per hour. A: assume B: accomplish C: attain D: assemble ...

(单选题)13: The President called ___ the state of emergency. A: on B: off C: in D: away ...

(单选题)7: A ___ of red arrows on the wall point the way to the meeting room. A: set B: picture C: series D: group ...

(单选题)1: Harry, who had failed in the final exam, had a great worry ________ his mind. A: on B: in C: with D: at ...

(单选题)20: -- do you think he will help me? --- As far As I know, he is the last one to help others. he _____ be prepared to give you a hand, though. A: can B: must C: might D: should ...