[ Grammar ]
They had camped once before, ______ they knew what to take
A. because
B. now
C. so
D. since

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Grammar › Viewit was ___ to the shops than i expected
A. far
B. farer
C. farther
D. farthest
Modals › View
The children __________ talk on the phone after 9 p.m. They need to go to sleep.
A. cannot
B. might not