Page 287 - Benchmark-3.3
P. 287
Build Language: must be …
Read the sentences and fill in the blanks.
This must be a time machine!
The man must be Peter’s father.
It must be a new record in baseball history.
More Sentences
• This must be the correct answer.
• An amusement park must be very fun.
• You must be friends with John.
Unit 10 | A Trip to the Past, Present, and Future