After months of voyage, Columbus arrived in ______ later proved to be a new continent.
A、whereC
注意，本句话并非定语从句，而是宾语从句。因为在介词in后面，应该用what引导的宾语从句，what在宾语从句中作主语。
Decision on whether the message is right or wrong should at least come after _____what the message is.
When you're_____ a crisis, it often helps to talk to someone.
It _______ me three years to draw the beautiful horses.
The professor asked a question, and David ________ a good answer.
Ittookmeamonthtogetrid_______thecough.
