(Q24) So let's begin with how we measured wave speed.
(Q24) So let's begin with how we measured wave speed.来源于：剑雅11-Test2
She began the tradition of the royal tour abroad.
'Professor Theron,' he began, 'I'm very pleased to see you.'
The US is prepared to begin talks immediately.
He had begun his career as a painter.
The vicar began the ceremony with a reading.
Both begin work at around 9 am.
He stood up and began to sing.
She began writing the book in 1995.
He has just begun his fourth year in hiding.
I can't begin to thank you, you've done so much to help.
You can't begin to imagine how much that saddens me.
We can't begin to understand what it feels like.
vi. to begin with：起初；原先；本来；首先；第一
It was great to begin with but now it's difficult.
To begin with, I was sceptical, but I was soon convinced.
To begin with, it's too expensive.
You should invite your best friends to begin with.
Could I begin with a few formalities?
a businessman who began by selling golf shirts from the boot of his car
The concert begins at 5 pm.
The first word begins with an F.
The problems began last November.