FOR MORE THAN 20 YEARS, THE VIETNAMESE GOVERNMENT HAS PURSUED THE...
22. For more than 20 years, the Vietnamese government has pursued the open-
c. called / was watching d. had called / watched
door _______ and continued to woo foreign investment.
22. For more than 20 years, the Vietnamese government has pursued the open-
c. called / was watching d. had called / watched
door _______ and continued to woo foreign investment.