【英语】根据句意及首字母提示补全单词.

问题描述:

【英语】根据句意及首字母提示补全单词.
1.if you don't know a new word ,please look it up in a d_______.
2.My grandpa is over t________.

dictionary
there
look up 是查阅的意思
over there 是在那里的意思