The correct formulation is "Zu deinem Geburtstag." The preposition "zu" is used to indicate the purpose or destination of an action, and it does not require the dative article "dem" to follow it. Therefore, the correct formulation does not include the article "dem" after "zu." **

The correct form depends on the gender and case of the noun that follows. "Deinen" is used with masculine and neuter nouns in the accusative case, while "deinem" is used with masculine and neuter nouns in the dative case. For example, you would say "deinen Hund" (your dog) in the accusative case and "deinem Hund" (to your dog) in the dative case. **

The correct form depends on the context. "Dein" is used for the nominative and accusative cases, while "deinem" is used for the dative case. For example, you would say "Dein Buch ist interessant" (Your book is interesting) using the nominative case, and "Ich gebe dir deinem Bruder das Buch" (I give your brother the book) using the dative case. **

"Schuster, bleib bei deinem Leisten" is a German proverb that translates to "Shoemaker, stick to your last" in English. It is used to advise someone to stick to what they know best and not to meddle in areas outside of their expertise. The proverb emphasizes the importance of staying in one's lane and focusing on one's own skills and abilities. **

Yes, the phrase "Schuster, bleib bei deinem Leisten" is grammatically correct. In English, it translates to "Shoemaker, stick to your last," meaning one should focus on what they know best or stick to their area of expertise. The phrase uses the imperative form of the verb "bleiben" (to stay) and the possessive pronoun "deinem" (your) to convey the message. **

Yes, the correct reproduction of the idiom "Schuster, bleib bei deinem Leisten" in English would be "Cobbler, stick to your last." This idiom is used to advise someone to focus on what they know best or to stay within their area of expertise. **

Longines is a luxury watch brand that is known for its high-quality craftsmanship and attention to detail. While some components of Longines watches are made using modern machinery, the brand also incorporates handmade elements in their timepieces. This can include hand-assembled movements, hand-finished detailing on the dials and cases, and hand-stitched leather straps. These handmade touches add a level of artistry and precision to Longines watches, making them highly sought after by watch enthusiasts. **

The Kitchen Aid Artisan mixer may squeak due to a few reasons. One common cause is that the gears inside the mixer may need to be lubricated. Another reason could be that the attachments are not properly secured, causing friction and noise. Additionally, if the mixer is being used at a high speed for an extended period of time, it may also start to squeak. Regular maintenance and proper usage can help prevent the squeaking noise. **