2. a bunch of
A bunch of us are getting together to go to the basketball game on Saturday afternoon.
a group of

3. abound in
New Jercy abounds in colonial architecture, battlefields of the revolution, and other historical sites important in the early history.
be rich in

4. adhere to
We will adhere to our plan.
carry out a plan or an operation without deviation:

5. a host of
A host of terms came into use.
a group of

6. a household word
Pearl S. Buck was almost a household word throughout much of her lifetime.
A widely known saying, name, person, or thing

7. a large amount of jjj
a large quantity of
Using many symbols makes it possible to put a large amount of information on a single map.

8. a needle in a haystack
something impossible to do（大海捞针）
W: We are supposed to meet John here at the train station.
M: That’s like looking for a needle in a haystack（干草堆）.

9. a nest egg
A sum of money put by as a reserve
Today the simple piggy bank is seen everywhere as the symbol of saving and frugality, for putting away funds for a rainy day, or building a nest egg (money saved for emergencies) for life’s sudden money needs.

10. a rainy day jjj
A time of need or trouble
they put away funds for a rainy day, or building a nest egg (money saved for emergencies) for life’s sudden money needs.

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