Today English is very popular ___ science.A.at B.in C.on

Today English is very popular ___ science.A.at B.in C.on ( )English is ____ in science.A.helpful B.specific C.popular English is ___in science.A:easily B:specific C:popular D:ori who is __duty today? A in B on C at D for He is ___ holiday in Beijing.A.in B.on C.for D.at 【英语】___ is a very popular sport in America.A.Basketball B.Fo His mother is (at home) today.A.in B.at C.on D.to(括号中的词可以替换成 The lady ___ white is Mrs Mary.A.in B.at C.on The boy ___ black is Li Wei.A.in B.at C.on D.of Lily is working ___ the maths problem.A.at B.in C.on D.of The cinema is ___ the right.A.on B.at C.in 1.--Where is Tom?--He's ___ his bed,sleeping.A in B on C at