While traveling in a strange place，you'd better the local people and follow their customs （习俗）．（ ）
A．watchB．changeC．controlD．teach
﹣ I hear your uncle and aunt have moved to the countryside．
﹣ Yes． They think the life in the countryside is more ________．（ ）
A．similarB．boringC．peaceful
﹣I like ________ best．
﹣So do I． I take singing classes every weekend．（ ）
A．musicB．physicsC．math
Li Lei and his cousin made some zongzi by ________ during the Dragon Boat Festival．（ ）
A．themB．theyC．themselves
The Chinese survey team remeasured（重新测量）Qomolangma successfully ________ May 27，2020．（ ）
A．inB．onC．at
We don't know ______，but it tells us the importance of friendship．（ ）
A．what the story is about
B．whether the story is true
C．when did the story take place