My father stayed in Japan only a few months，_____he went through a series of hardship．
A．during which time B．in time of which C．where D whenever
He _______a good idea finally.
| A．came up with | B．came up | C．came to | D．came with |
——Ann is in hospital.
——Oh, really? I_______ know. I_______ go and visit her.
| A．didn’t; am going to | B．didn’t; will | C．don’t；would | D．don’t; will |
_______ is important for us to learn English well.
| A．What | B．That | C．It | D．Which |
My father used _______in front of his house and he got used to _______like that.
| A．to sit; doing | B．to sitting; do | C．to sit; do | D．to sitting; doing |
Rather than _______on a crowded bus, he always prefers _______a bicycle.
| A．ride; ride | B．riding ; ride | C．ride; to ride | D．to ride ; riding |