1. The manufacturers ...................... provide an instruction manual. (help)
2. because / have / want to / It's / big/ they/ families
-> ...................................................................
3. And / have / to / people / they / more / want to / because / work
-> .................................................................
4. LED lights work ............... (perfect)
5. What can we do to help our community?
-> What are ..............................................
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Sinh Học lớp 12
