Question

1. Put new sentences into the mailbox like in the example.

2. Put new sentences into the mailbox as in the example.
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Which one do we have to use, 'like' or 'as'?

3. Put the proper be verb into each blank.

4. Put the proper be verb in each blank.

5. Put the proper verb be into each blank.

6. Put the proper verb be in each blank.
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Which one do we have to use between 'in' and 'into', and between ' the verb be' and 'the be verb'?

Answer 1

#2 better than #1.
#3 and #4 are both acceptable.
#5, we should say Put the proper form of the verb "to be" in each blank.
The same in #6.