[ TOEFL ]
___________ seasonal rainfall, especially in regions near the tropics, is winds that blow in an opposite direction in winter than in summer.
A. Causing
B. That cause
C. To cause
D. What causes
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Adverbial Clause › View_____ you finish this task, you can take a break.
A. When
B. Unless
C. If
D. So that
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What’s ____? — It’s my new mobile phone.
A. this
B. these
Grammar › ViewBy this time next month, we … enough food to send to the orphanage.
A. will collect
B. have collected
C. will have collected
D. will be collecting
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The siblings are hardworking. _________ usually do the laundries themselves.
A. We
B. Our
C. They
D. Their