不完全骨折是()
A.粉碎性骨折
B.楔行骨折
C.嵌插骨折
D.青枝骨折
E.横行骨折
参考答案:D
The road conditions there turned out to be very good,________ was more than we could expect.
A.it
B.what
C.which
D.that
流感病毒分型的依据是()。
A.核蛋白
B.血凝素
C.神经氨酸酶
D.基质蛋白M1
E.核酸