English problems in grade three ~ please give me more advice!

The first empty question: the test is the usage of the phrase "teach someone" Something. , and sb. In this phrase, it is the object of teach, so when using personal pronouns, you must use the objective case, not the adjective owner pronoun you.

The second space can be thought like this: it's Mr. Smith. (It's Mr. Smith. )

Because of the uncertainty of gender, it is only used when it is used. So, if you turn it into a general question, will it become Mr. Smith? A: Is this Mr. Smith? )

2.B

According to the last sentence, it should be "not me", so the complete answer is: not me. It was omitted here, so it became "not me."

3.B

The weather in Guangdong is hotter than that in Qingdao.

The complete statement is that the weather in Guangdong is hotter than that in Qingdao.

If the same noun (or several words, phrases, etc. In order to avoid redundancy, the second and subsequent demonstrative pronouns "that" or "this" can be used to replace singular countable or uncountable ranking words, "the one" can be used to replace singular countable nouns, and the following "the weather" can be used instead.