A. planted; planted B. planted; have planted
C. have planted; planted D. have planted; have planted
練習答案：
1.A. 1) yet, yet 2) already 3) yet
B. 1) since 2) since 3) since
C. 1) have been 2) has gone, Has, been, has been 3) have been, have been
2. BDACA ADBDC CDDBC ABCDB DCADC BB
免責申明 --------------------------------------------------------------------------------------
以上內容僅代表原創(chuàng)者觀點，其內容未經本站證實，中華考試網(wǎng)對以上內容的真實性、完整性不作任何保證或承諾，轉載目的在于傳遞更多信息，由此產生的后果與中華考試網(wǎng)無關；如以上轉載內容不慎侵犯了您的權益，請聯(lián)系我們
，我們將會及時處理。
