A.BB.IC.ED.HE.DF.CG.GH.FI.A我的答案：F【6】The number of foreign students applying to U.S. universities decreased sharply after

[H] American politicians have great difficulty recognizing that admitting more foreign students can greatly promote the

【1】Which is the topic sentence?A.EB.HC.GD.I我的答案：A【2】What are the supporting sentences?A.A, E, GB.G, F, CC.B, D, GD.A, G,