_________theflighttoNewYorkwillbedelayedis_________I’me...
来源：语文精选馆 1.36W
问题详情：
_________ the flight to New York will be delayed is _________ I’m especially worried about.
A. If; what B. Whether; that
C. When; that D. Whether; what
【回答】
D
知识点：连词
题型：选择题
