螺旋钻孔机作业中,当需改变钻杆回转方向时,应待钻杆完全停转后再进行。()
参考答案:对
It is Saturday. The Browns are at home. Mrs. Brown is in the kitchen. She is making apple pies. The pies are very delicious. Do you want to have a taste? Mr. Brown isn’t in the living room. He is washing his car. The car is new and very beautiful. So he looks after it very well. Jim is in the garden. He is playing football with some other boys. Where is his sister, Sue? She is in her bedroom with her friend, Ann. They are watching The Animal World.
根据短文内容,判断下列句子正误。正确为“T”,错误为“F”。并在答题卷上把“T”或“F”涂黑。
小题1:There are two people in Mr. Brown’s family.
小题2:Mrs. Brown is eating a cake.
小题3:Mr. Brown looks after his car very well.
小题4:Mrs. Brown and Sue are playing outside.
小题5:Sue and Ann are watching TV in Sue’s bedroom.
雄黄的内服用量是()。
A.1~3g
B.0.6~1.5g
C.0.1~0.5g
D.0.05~0.1g
E.0.01~0.05g