【導(dǎo)讀】A.isgoingtoholdB.isgoingtobeheldC.a(chǎn)regoingtoholdD.a(chǎn)re. 展覽和舉辦之間是邏輯上。A.wereaffectedB.wasaffectedC.hadaffectedD.hasaffected. 主語(yǔ)Avastarea要求使用單數(shù)謂語(yǔ)動(dòng)詞,故B項(xiàng)正確。語(yǔ)從句中使用虛擬語(yǔ)氣,謂語(yǔ)為should+動(dòng)詞原形,should可省略。plete與從句主語(yǔ)thehomework有動(dòng)賓關(guān)系,故從句中使用被動(dòng)語(yǔ)態(tài)。被動(dòng)語(yǔ)態(tài),且由already可知故使用現(xiàn)在完成時(shí)。A.hasbeendiscussing;reachedB.isdiscussing;beenreached. C.hasbeendiscussed;beenreachedD.isbeingdiscussed;beenreaching. plan為被動(dòng)關(guān)系;由時(shí)間狀語(yǔ)forayear可知應(yīng)用現(xiàn)在完成時(shí)。suggest表示“建議”,其后的賓語(yǔ)從句中謂語(yǔ)動(dòng)詞為should+動(dòng)詞原形,