现在完成时的基本用法 — 英语填空题

用括号中动词的正确形式填空：Li Hua is a volunteer at the community…

用括号中动词的正确形式填空：Our volunteer team has ______ (choose)…

Anna has been a volunteer at the animal shelter for two years. So far she ______…

志愿者刚打扫完活动室，现在房间很干净。哪句话用现在完�…

志愿者Mia已经把所有捐赠的食物装好，现在可以送出了。选�…

用括号中动词的正确形式填空：Nina has ______ (write) three thank-yo…