A Chinese customer in California sued Apple recently on behalf of 100 million iphone users, claiming that their privacy was ().
A. invaded
B. inserted
C. escaped
D. avoided
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The local government ( ) a campaign against waste, calling on local residents to join in.
A. established
B. launched
C. initiated
D. developed
Their research appears in the October 19 () of the journal Nature.
A. version
B. edition
C. series
D. issue
The scientist () that nuclear power was a safe and unpolluted energy source.
A. assured
B. asserted
C. assumed
D. assaulted
He had hoped to set a new world record, but was () by bad weather.
A. defeated
B. destroyed
C. disappointed
D. frustrated