计算(-1)2的值是( )
A.1
B.-1
C.2
D.-2
(-1)2表示2个(-1)的乘积,所以(-1)2=1.
故选A.
In our city, almost everyone is _______bringing down the housing price because it is too high for them to buy one.
A.in honor of
B.in search of
C.in need of
D.in favor of
临床上最严重的腺垂体功能减退症类型为()
A.肾上腺皮质功能减退
B.生长激素分泌不足
C.垂体危象
D.甲状腺危象
E.性腺功能减退