填入下面一段文字横线处的语句，最恰当的一句是（ ）___ _。雕工的好坏，直接影响到家具价值的高低。古代家具上的雕刻，一般分为透雕、平面实雕和立体雕三种。雕工的优劣，首先看形态是否逼真，立体感是否强烈，层次是否分明；再看雕孔是否光滑，根脚是否干净，底子是否平整一总的来说，在评价家 具的雕饰时，除考虑工艺的难易和操作的精确度外，关键是要看整体是否具有动人的质感和传神的韵味。

Things made by hand are usually more expensive than _ produced in factories.

In time of serious accidents, ________ we know some basic things about first aid, we can save lives

Would you like to _________ us in a game of cards? — I’d like to, but I have to _________ a lecture.

To my great joy．I got a chance to take a photo with Andy after the vocal concert, which I _____forward to for years