【单选题】
It turned out that the children were not _____for the accident.
①
to blame
②
to be blamed
③
to be blaming
④
to have been blaming
【单选题】
17. Pay attention please! ____ of you want to attend the party?
①
Who
②
Which
③
Whom
④
What
【单选题】
17. It was the headmaster _____ gave us the leave to go to the concert.
①
who
②
whom
③
that
④
which
【单选题】
17．胎儿心血管的结构是
①
A．房间隔有卵圆孔及其瓣膜
②
B．主动脉和肺动脉之间有动脉导管连通
③
C．脐动脉(两支)将胎儿的代谢产物流向胎盘
④
D．脐静脉(动脉血)和后腔静脉之间有静脉导管连通
⑤
E．以上都是
【单选题】
17．胎儿心血管的结构是
①
A．房间隔有卵圆孔及其瓣膜
②
B．主动脉和肺动脉之间有动脉导管连通
③
C．脐动脉(两支)将胎儿的代谢产物流向胎盘
④
D．脐静脉(动脉血)和后腔静脉之间有静脉导管连通
⑤
E．以上都是
【单选题】
17. If you _____ to me, you wouldn’t be in such trouble now.
①
listened
②
will listen
③
had listened
④
listen