What overlapping words can enhance the meaning of the sentence and sublimate the feeling after filling the sentence?

2. Grass (patch).

3, vanilla extract (rudder).

4. Fruitful (numerous).

5. Happy events (again and again).

Overlap means that words and words can often be used together. Judging from the shape of words, a single word of two elements is the same word; The components of a single word should also be the same word or radical.

Extended data:

The basic requirement for solving the fill-in-the-blank problem is to solve the problem correctly, reasonably and quickly.

Its characteristics are: small fill-in-the-blank questions, large span, wide coverage and flexible form, which can synthesize some problems purposefully and harmoniously, and highlight the ability to train us to use knowledge accurately, rigorously, comprehensively and flexibly and basic calculation ability.

From the content of fill in the blanks, there are two main types: one is quantitative fill in the blanks, and the other is qualitative fill in the blanks. It only writes answers, lacking the target information provided by the options, and it is difficult to judge whether the results are correct or not. One mistake, zero for the whole question. In order to answer the fill-in-the-blank questions quickly and accurately, the basic strategy is to work hard on the word "Qiao".