A:There i
B:There are
C:There have
D:There ha
—Jenny cut her finger(手指)cooking dinner. What should she do?
—She should _________.
根据拼音写汉字。①jùn()工 ②拮jū() ③烦suǒ() ④滑jī()
Smoking is bad ________ health.
六个正方形重叠(如图)连接点正好是正方形的中心.正方形边长是a,这个图形的周长是( )