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【单选题】
构建出 SQLiteOpenHelper 的实例之后,再调用它的 _____________ 方法就能够获得只读的数据库对象了。A.
onCreate()
B.
onUpgrade()
C.
getReadableDatabase()
D.
getWritableDatabase()
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举一反三
【单选题】As a simple and convenient way to get ______ latest fashions online, online shopping also has ______ major problem — you can’t see whether they fit or not.
A.
the; the
B.
/ ; the
C.
the ; a
D.
/; /
【单选题】Shopping online will get more and more popular. (改为否定句)
A.
Shopping online will not get more and more popular.
B.
Shopping online does not get more and more popular.
C.
Shopping online not get more and more popular.
【单选题】As simple and convenient way to get Latest fashions online, online shopping also has major problem—you can’t see whether they fit or not.
A.
the;the
B.
不填；the
C.
the;a
D.
不填；不填
【简答题】A．Online learning makes communication easier. B．Online learning is an easy way to get online degrees. C．Online learning saves time and money. D．Through online learning, one needn't do homework.
【单选题】患者,60岁,女性,有慢性支气管炎病史。2周前曾患感冒,咳嗽一周,X线检查未见明显异常。医生建议给予镇咳药治疗一周。下列药物中属于外周性镇咳药的是( )
A.
喷托维林
B.
可待因
C.
苯佐那酯
D.
愈创甘油醚
E.
氨茶碱
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