Question

【题目】Kate was so glad __________ she received a Christmas gift from her parents.
A.that
B.when
C.if
D.before

Answer 1

【答案】B
【解析】句意：当她收到父母的圣诞礼物时，Kate很高兴。so……that如此……以至于，此处不合逻辑；when当……时；if如果；before在……前。根据句意可知最佳答案是B。