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have; is being taken have; has taken 
has; have been taken has; are being taken
（H1N1）.A.reports has reported is reported was reported
Prevent Preventing Prevented To prevent
Prevent Preventing Prevented To prevent
taken up taken on taken in taken off
have; is being taken have; has taken has; have been taken has; are being taken
breaking; promise violating; commitment to damaging; promise of breaking; commitment with
A. turns measures exercises photos
have been taken place has been taken place have taken place were taken place
have; is being taken has; are being taken has; is being taken have; are being taken
since after unless before
was, had taken place was, have taken place has been, had taken place has been, have taken place
has been fallen down has been increased has been reduced has been risen
Faced with; to deal with Facing with; dealing with Faced with; dealt with Facing with; to dealt with
taken up taken over taken down taken off
since after unless before
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