The accident happened ________ a cold morning but luckily， no one was injured．（ ）
| A． |
at |
B． |
on |
C． |
in |
How are you getting on with your work？
I can't do it _______ any longer． I'll have to get help（ ）
A．hardB．quietlyC．simplyD．alone
Building makeshift hospital（临时医院）was a key _______ made in the moment when Wuhan was facing the task of epidemic（流行性传染病）control．
Right． It has played an important role in treating the patients．（ ）
A．decisionB．situationC．problemD．condition
I think Steve and his dog were __________ in the talent show．
Yeah! They really made us laugh a lot．（ ）
A．the easiestB．the funniest
C．the loudestD．the worst
Some of my friends eat with their eyes． They prefer to order what _______ nice．
Aha， me too!（ ）
A．tastesB．feelsC．looksD．smells
What did the teacher say？
He told us to go over __________lessons．（ ）
A．three firstB．first three
C．the three firstD．the first three