Certifying
v. （尤指书面）证明( certify的现在分词 ); 发证书给…; 证明（某人）患有精神病; 颁发（或授予）专业合格证书
✅ 同义词
🗣️ 情景例句
Robbie, there's a phone call for you.
Robbie，有你的电话。
Would you help me remove the refrigerator?
能帮忙移一下冰箱吗？
What are you doing?
你在干什么呢？