问题

What you should do is just ________ the milk until it boils and then turn off the gas. [ ]

A: watch
B: notice
C: sense
D: attend

正确答案是：

同类题型

_____ nice the ice cream looks! Ican’t wait to tasteit.

In big cities like London, Paris, New York, you can see street musicians _____ all kinds of music such as Rock’n’Roll, Jazz, the Blues in the streets. [ ]

This week, the seems to change every day. One day is hot; the next day is cold.

____ is the population of China today

I can’t carry the big box. Can you help _____?