请选择DCBA9R1F2R1E)J4M4s I’m sorry I can’t _____ the pen you lent me yesterday.,U'r2]9|'^8G1G/p0R+P
A.look for,U'r2]9|'^8G1G/p0R+P
B.look out,U'r2]9|'^8G1G/p0R+P
C.find,U'r2]9|'^8G1G/p0R+P
D.find out,U'r2]9|'^8G1G/p0R+P