When I arrived at the station, I found the train _________ for passengers. 
#103476
A
waited
B
had been waiting
C
would wait
D
wait
推荐题目
 Experiments of this kind _______in both the U.S. and Europe well before the Second World War started.
#100664
A
have conducted
B
have been conducted
C
had conducted
D
had been conducted
Having you ever ______ in front of thousands of people at a concert, with everyone _____ while you were singing?
#102239
A
dreamed of to be; clapped
B
dreamt to be; to clap
C
dreamed of being; clapping
D
dream of being; to be clapping