Such a problem is_ difficult for a primary school student _.A.so; to work B.very too; to work outC.very too,to work outD.quite too,to answer抱歉..是B rather too,to work out

Such a problem is_ difficult for a primary school student _.A.so; to work B.very too; to work outC.very too,to work outD.quite too,to answer抱歉..是B rather too,to work out sound is_ faint_escape our ears in _deadly silence.No sound is_ faint_escape our ears in _deadly silence.A.so;to;so B.so;as to;such C.too;to;such D.such;as to;so 请问为什么C不对呢?选C的话,不是可以理解为“在这死寂之中,没有 The boy is very clever .He can work out such a maths problem without d＿. The house had only one bath room ,and it was always a problem with __________ family.A such large B such a large C a such large D such large a Mr Black is new here.He is_ Canada.A.InMr Black is new here.He is_ Canada.A.In B.from C.to D.for That is_ ruler.A ,a her B,she C,her D,hers She doesn't like soccer she thinks it is_（ ）She doesn't like soccer she thinks it is_（ ）A:interesting B:relaxinf C:boring D:great Rose has a _____ mind.She can work out such a difficult math problem without help.A.fast B.rapid C.quickly D.quick 9. It is such a difficult problem _______ no one can work out.A. as B. that C. so D. thAT答案怎么是A,应该B把 Enougu__ said on how to solve this difficult problem in such a short time.A).is B).are C).has D).has been应该是Enough It is clever _ you ti work _ such a difficult maths problem within ten minutes.A.for,at B.for,out C.of,out D.of,on To tell you the truth I find ___ not easy to deal with such a difficult problem.A that B them C it D this要求说出理由。 How long___it___you to work out such a difficult problem?A:did;take B:does;takeC:did;cost D:does;cost说下为什么这么填 It never______ to me that the clue to the problem lies in such a simple experiment.A.meant B.occurred c.took D.thought lt's very ______ you to work out the problem in such a short time.A.kind of B .kind for .C.clever for D.clever of He did ___until it was midnightA.a problem after a problem B.problem after prolemsC.a problem after problem D.problem after problem our teacher set us such a difficult maths problem we couldn't workd outA.that B.as C.which D.even Some physics problem in this book are______difficult for the students______work out.A.so;that B.not;but C.such;that D.too;to