Without my glasses, I couldn’t _______ whether that figure on the blackboard was a three or an eight.[ ]

I saw your uncle take a taxi to theairport Why didn’t you drive him there — I ___ But my car ____

She _____ her pen in her room now.

对下列加点字的意义和用法，解释正确的一项是（ ）①蚓无爪牙之利，筋骨之强 ②未之有也③奚以之九万里而南为 ④青，取之于蓝

I wonder if your father _______ you to go swimming.—-I’m not sure. But I will tell you if he _______ to let me join you.