__________(keep) your worries to yourself can make them worse.

 You shouldn't worry about _____________(not achieve) good marks only if you try your best.

 Look at the star sign. Smoking here ________________(allow).

 His parents died when he was a child. This brought him great _____________(happy).

 The blue and white porcelain(青花瓷) made in the Song Dynasty is the most ____________( value) in the museum .

 The sun can give us light and ___________(hot).

根据句意，用括号中所给词的适当形式填空。

It is known to all that Dolly is the first ________ sheep. ( clone)

 I’m sorry. Those shoes are not ____________（可获得的）in your size now.

My brother became a _________(牙医) after he graduated from Nanjing Medical University.

The more we know the world, the more          we will be. (成功).