【C4】A．picksB．staysC．opensD．takes

下列公式中，哪一个是合法的舍位平衡公式？A、C4=C1＋C2－C3B、C4=C1*C2－C3C、C4=C4@1＋C3D、C4=C3＋C2

下列哪种成分是C3转化酶A.C3bnBbB.C4b2a3bC.C4a2bD.C4b2a

【C16】A．Taking toB．Taking forC．Taking offD．Taking on

【C5】A．take effectB．take placeC．take careD．take heart

【C2】A．take toB．take onC．take inD．take up

【C4】A．Take an exampleB．For instanceC．Take a caseD．As noted