【单选题】小杰开始讲话比别的小孩儿晚,而且说话像鹦鹉学舌一样,总是重复别人的话,不能正常与他人交流。当他看到别人也在看着他时,眼神会很快地移开,避免与他人对视。对人的态度非常冷淡,对别人的呼唤也不理睬。小杰不喜欢妈妈给他准备的玩具,可他却喜欢去厨房拿着锅盖转着玩儿。他也不喜欢和小朋友们一起去游戏,总是一个人默默地在角落里待着。你知道小杰有什么问题吗?
【多选题】贯彻新发展理念首先要深入理解、科学把握其科学内涵和实践要求。下列说法正确的有________。
【单选题】用气相色谱法定量时,要求混合物中每一个组分都必须出峰的是
【单选题】High tea, the typical meal in Scotland and many parts of northern England, is taken ______ .
B.
as the substitute for tea and lunch
C.
at about six o'clock in the evening
【多选题】贯彻新发展理念首先要深入理解、科学把握其科学内涵和实践要求。下列说法正确的有:
【单选题】When a high pressure system is centered north of your vessel in the Northern Hemisphere ______.
A.
You should experience hot,moist,clear weather
B.
The wind direction is generally easterly
C.
The winds should be from the southwest at your location
D.
The winds should be brisk
【单选题】【单选】The wind circulation around a high pressure center in the Northern Hemisphere is_____.
A.
counterclockwise and moving towards the high
B.
counterclockwise and moving outward from the high
C.
clockwise and moving towards the high
D.
clockwise and moving outward from the high