(1)求{An}的通项公式 (2)若对一切k∈N ,有a(2k)
Look,this is____empy glass.A,a B.an C.the D./
10个回答
相关问题
-
This is ______ useful book. A. a B. an C. the D/
-
This is ___ very dictionary I want to buy. A.the B.a C.an D.
-
—is this boy( ) English?—Yes,he is .A.a B.an C.the D./ 请问个位我
-
________for the glass! A.look out B.pick out C.go out D.set
-
IS this _______tape player?A .a B.an C.the
-
I think this is( ) awfl movie.A.(a);B.(an);C.(the);D;(/)应该填哪
-
Look,this is( )empty room A\a B\anC\ D\the选哪个
-
Look at the boy.He is ()good friend.括号里填什么?A a B an C the D
-
Look at the boy.He is ()good friend.括号里填什么?A a B an C the D
-
__some water in my glass.A.There is B.has C.There are D.This