问题

______ you got to know I traveled to the USA——Through one of your colleagues.

A:Where it wasthat
B:When it wasthat
C:How was itthat
D:Why was itthat

正确答案是：

同类题型

_______caused the accident is still a completemystery.

Since everyone has come back here,＿＿＿.

.When she came out, Mary looked a bit tired because she _____the house

you be thisafternoon, John— I am afraid not. I have an appointment with mydentist.

Don’t forget to return the book on time.——________.