-----These tomatoes are huge ! You must have watered them a lot . -----Yes,  I___. They ought to be piped enough to pick by next Friday

The news of the mayor’s comong to our school for a visit was ______on the radio yesterday.

Their carelessness ______ the failure. That is to say, the failure_____ their carelessness.

What I want to     to teenagers is that being addicted to the Internet will to some extent do harm to both mental and physical health．

I didn’t know what “loquacious” meant and had to ________ in a dictionary.