A：-4-3i
B：-4+3i
C：4+3i
D：4-3i
下列各项中，没有语病的一项是（ ）
春节放爆竹和礼花时，若你在一旁观看，为保护鼓膜不受损伤，下列做法中正确的是①张开嘴 ②张开嘴并捂住耳朵 ③闭上嘴 ④闭上嘴并捂住耳朵
Our Trip to Yibin City
When
On Friday.
How
We will go there 1.
What
But you will need to bring 2 .
Where
Then in the afternoon we will go to 3.
What time
⑴Now please remember that the bus will leave right at 4 .
⑵Tell your parents we'll be back at school 5.
