﹣﹣﹣ Jenny，I can't solve the problems by myself.What should I do？
﹣﹣﹣ Maybe working in groups is a good .
A．methodB．surveyC．report
The Birdwatching Society goes to Zhalong Nature Reserve___ the birds every year．（ ）
A．to countB．countingC．countD．counts
Although Zhong Nanshan knows the new virus is more____ to old people， he cares little for his own safety．（ ）
A．politeB．dangerousC．friendlyD．important
It is said that Yancheng﹣Nantong High﹣speed Railway _______ in December， 2020．（ ）
A．completeB．is completed
C．was completedD．will be completed
My mother said you went on a Silk Road trip last year．
Yes， it ______ a wonderful trip．（ ）
A．isB．wasC．will beD．were
Watching The Legend of Luo Xiaohei is a good ________ to relax when you're tired．（ ）
A．ruleB．choiceC．questionD．skill