——— ________of volunteers will be neededd for 2014 International Horticulture Exposition in Qingdao———let's go and______them.A.tnousands;join B.thousand;be a member of C.three thousand;take part in D.thousands;be in

问题描述:

——— ________of volunteers will be neededd for 2014 International Horticulture Exposition in Qingdao
———let's go and______them.
A.tnousands;join B.thousand;be a member of C.three thousand;take part in D.thousands;be in