Look! The teacher along with his students ________ games on the ground in the setting sun. A．play B．playing C．is playing
In 2004，the World Health Organization，WHO，warned of a possible outbreak of another serious disease which may be even more deadly than SARS．The WHO believes that it is likely that bird flu will
. Between the two rows of trees ____ the teaching building. A.stand B.stands C.standing D.are
在实数5、、、中，无理数是（ ）．A．5B．C．D．
The villagers, _________ had been damaged by the flood, were given help by the Red Cross. A. all of their homes B. all their homes C. whose all homes D. all of whose homes
下列关于《中华民国临时约法》的说法，哪项是正确的（ ） A．由孙中山制定和颁布 B．确立了三权分立的政治体制 C．
下列各句没有语病的一项是( ) A．本校师生员工出入校门一律凭工作证和学生证。 B．当我看到你的神态是那样的安详，精神是那样饱满，
铅蓄电池中含有硫酸，如果不慎将硫酸漏到大理石地面上，会发出嘶嘶声，并有气体产生。这种气体是( ) A．二氧化硫 B．氧气
B.
D.
