【单选题】If you spend ______ time with a baby long enough, you'll get ______ feeling for how the baby is feeling.
【单选题】在学习遇到困难或环境中出现干扰因素时,努力地把自己的注意维持在学习内容上,这时的注意是( )。
【单选题】—Do you always spend lots of time playing computer games? —No, but I spend much time my homework.
【判断题】测定pH值所用的标准缓冲试剂一般在室温下能保存1~2个月,即使发现有浑浊、沉淀时也能继续使用。
【判断题】pH标准缓冲试剂一般在室温下能保存1~2个月,如发现有浑浊、沉淀时不能再继续使用。
【简答题】How did you spend your holiday?英译汉
【单选题】It's about time you ______ a little less money.