Page 445 - Grammar Explorer 2 - demo

Before 1984, astronauts on spacewalks used a long, thick wire called a tether
to attach themselves to their spacecraft. In February 1984, astronaut Bruce
McCandless left the space shuttle Challenger and performed the very first
untethered spacewalk.

Lesson 1 Lesson 2 Lesson 3 Review the Grammar
page 426 page 434 page 442 page 453
Noun Clauses Noun Quoted and Connect the Grammar
with That Clauses with Reported
Wh- Words Speech to Writing
and If/ page 456
Whether
425
uNIt 16 lessoN 1 425
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