皮皮学，免费搜题
登录
搜题
【单选题】
Pressure Cooker (压力锅) Safety When you arecooking with a pressure cooker, you should learn a few common sense (常识) rules: 1. Neverleave the cooker unwatched when it is in use. 2. Add sufficientliquid but never past the recommended fill point. Overfilling the cooker mayblock the vent pipe (排气孔) and cause the cooker to explode. 3. Set thecooking time. Too much time may overcook the food or too much pressure maybuild up in the cooker. Too little time will lead to undercooked food. 4. If you arenew to pressure cooking, follow the cooking instructions carefully Heat andtime can either result in a great meal or a ruined one. 5. Never tryto force a pressure cooker cover open. Allow the cooker to cool or run it undercool water before trying to open the cover. 6. Clean the cookerthoroughly after each use. Mild detergent (洗涤剂) and hotwater work the best. Do not use stove ash or sand for they may damage thecooker. The gasket (密封圈) is best cleaned in warm soapy water and then dried.Store the gasket in the bottom of the pot. 44. According to the instructions, which of the following is TRUE?A.
The gasket should be cleaned thoroughly with cold water
B.
Mild detergent and hot water can best clean the cooker
C.
Soapy water will often damage the cooker
D.
Sand can be used to clean the cooker
拍照语音搜题，微信中搜索"皮皮学"使用
参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】What do "sha-la-la-la", "wo-o-wo-o" and "shing-a-ling-a-ling" refer to?
A.
they refer to the song that the girl is listening to
B.
they refer to all her favorite old songs
C.
they ar the names of three different old songs
D.
they are the different soudns of animals
【简答题】在一次体育活动“快乐的小勇士”中,我让孩子们通过爬草地(地垫)、钻山洞(拱形门)、越小山(鞍马)来进行活动。关于爬、钻的技能,孩子们已经掌握得很好了;最后跳马的技能有一定的难度,因此有个别幼儿需要老师帮助完成动作。我将孩子们分成两队依次练习。前面几个孩子都没有跳过,有的坐在了跳马上,有的是连滚带爬地摔过去的。轮到萱萱了,她跑到跳马前,停住了,一个劲地说:“我不会跳,我跳不过去的,我害怕!”遇到这种...
【单选题】下面选项中,用于查询student表中id在1~3范围内的记录的SQL语句是()
A.
SELECT*FROMstudentwhereid=1,2,3
B.
SELECT*FROMstudentwhere(id=1,id=2,id=3)
C.
SELECT*FROMstudentwhereidin(1,2,3)
D.
SELECT*FROMstudentwhereidin1,2,3
【单选题】操纵证券、期货市场案中，应予立案追诉的情形有() Ⅰ.单独或者合谋，持有或者实际控制证券的流通股份数达到该证券的实际流通股份总量20%，且在该证券连续20个交易日内联合或者连续买卖股份数累计达到该证券同期总成交量20%的 Ⅱ.单独或者合谋，持有或者实际控制期货合约的数量超过期货交易所业务规则限定的持仓量50%以上，且在该期货合约连续20个交易日内联合或者连续买卖期货合约数累计达到该期货合约同期总成...
A.
ⅠⅡⅢ
B.
ⅠⅢⅣ
C.
ⅡⅢ Ⅳ
D.
ⅠⅡⅣ
【多选题】对于单一投资项目的决策,在下列何种情况下,即可断定该投资项目具有财务可行性( )。
A.
净现值大于零
B.
现值指数大于１
C.
内部收益率大于折现率
D.
现值指数大于零
【单选题】关于NK细胞,下列哪项是错误的
A.
是胞浆中常含嗜天青颗粒的大颗粒淋巴细胞（large granular lymphocyte,LGL）
B.
缺乏T细胞和B细胞所具有的一些典型的表型和功能性特征
C.
分布广泛，在正常外周血中约占淋巴细胞总数的5%～10%，淋巴结中无NK细胞存在
D.
无TCR基因和Ig基因重排，因此也无TCR和Ig的表达
E.
与T、B细胞来源于共同前体细胞
相关题目：