Điền giới từ:
1. Those books .... the back ...... the library are ......... English.
2. When I go to the library, I sit and read ..... wonderful things.
3. It' s easy to find a book ..... the title.
4. These cards are in alphabetical other and .......... author.
Điền giới từ:
1. Those books ..at.. the back ...of... the library are .....in.... English.
2. When I go to the library, I sit and read ..about... wonderful things.
3. It' s easy to find a book ...with.. the title.
4. These cards are in alphabetical other and .....by..... author.
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