I think the telephone is the second ___ A.helpful B.more hel

I think the telephone is the second ___ A.helpful B.more hel 纠结的英语选择题the telephone is second __ invention A.useful B.more helpful,I,is,think,most,the,telephone,the,invention(连词成句） ---I think the Internet is very helpful. I think it helpful to do the housework和I think it is helpful i think the plan for writing is helpful I think the Internetr is very helpful怎么回答? I think the second one is the best of all I think this is ___ interesting book.A,an B,a C,the D,/ Mr L Woman:I think the Woman:I think the Internet is more of a di 1.I think Jack's restaurant ___ the best service A is B are It's half past ten now.I think the shop ___. A、opens B、is op