____ We had a lot of fun _______ (sing) in the classroom.
____ She decided ________ (buy) the red dress.
____ This sound made the baby ________ (cry).
____ Most boys enjoy _______ (play) football after school.
____ The shop is always ______ (crowd) on weekends.
____  Would you like _____ (go) shopping with me?
____ I saw a little girl ______ (look) for her parents on the street when I walked across it.
____ ______ (be) you at the shop last Friday?
____ The boy spends a lot of time ________ (practice) the piano in the room.
____ Look! Who _______ (stand) near the door?

.Nancy isn’t here. It’s my fault, I forgot all about ______ her.

文化设施的服务半径是指各项设施所服务的空间距离或时间距离。文化设施的分级与服务半径的确定应考虑两方面的因素：一是居民的使用频率，二是设施的规模效益。以学校为例，中学属于城市级和居住区级项目，其服务半径可控制在1000米之内。小学属于综合小区级项目，相邻社区的学生以不跨越城市干道为宜，服务半径控制在500米以内。据此读图回答：

1—4分别代表不同级别的文化设施，下列排序合理的是（   ）

用电压表测出小灯泡两端的____，用电流表测出通过小灯泡的____．根据____就可以计算出小灯泡的电阻，这种方法叫伏安法．

第二次世界大战后，世界人民反战和平运动逐步高涨的原因是(   )

①两次世界大战的浩劫                            ②核武器具有毁灭性的破坏力

③美苏冷战的威胁                                   ④局部战争的存在