留床苗
参考答案：
在上1年的育苗地继续培育的苗木。
, they went to bed earlier than usual
A．There was nothing more to do
B．They have nothing more to do
C．Having nothing more to do
D．There having nothing more to do
I first met John at my sister’s wedding. He _________ with the bridegroom at the time.
A．was talking
B．talked
C．had talked
D．had been talking
