China is making _______ to help more developing countries fight against COVID﹣19.（ ）
| A． |
a decision |
B． |
a mess |
C． |
an effort |
D． |
a mistake |
China is making _______ to help more developing countries fight against COVID﹣19.（ ）
| A． |
a decision |
B． |
a mess |
C． |
an effort |
D． |
a mistake |
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