Food aid______ is not enough to ______ the problem _______ now.
A：only; solve; discussed
B：alone; solving; being discussed
C：merely; solving; being discussed
D：alone; solve; being discussed
我国四个直辖市中位于长江上游的是（ ）
翻译句子。
篱落疏疏一径深，树头花落未成阴。
儿童急走追黄蝶，飞入菜花无处寻。
重约1N的物体可能是（ ）
