are they grammatical correct? cleaning service is getting deteriorating or cleaning service is getting deterioration actually i dont really know the first sentence is grammar okay or not, pls help me to understand.

what is the meaning of 'am to' or 'is to'? i dont know how to use correctly, would you mind helping me to realize?

Which one of three below is grammatical correct? My wife cooking dinner. I was watching TV. My wife being cooking dinner. I was watching TV. My wife was cooking dinner. I was watching TV. Many thanks!

Are 'Wheat beer' and 'ale' same? pls help me understand, thx!

Why did you leave the last job? During the interview, what would you say to make your interviewer feel better?

Is there any way to use searching function for 'Answer'? For example, typing a keyword like 'strange', after a few seconds all questions with 'strange' would be showed systematically. Could anyone teach me how to make it work, ths!

whats the differences between suds and beer？ im a chinese, but when i look up (suds) in the dictionary, it tells me it can be beer. The result of translation makes me confussing, pls help!

could anyone please help me to realize this sentence？Million thanks the pleasure is mutally decedent

About not only...(but) also sentence? Not only having the full functions of an analog camera, an IP camera can also compress and encrypt video Can we use not only...(but) also like above? Because teacher said it must pay more attention on the usage of it and keep a balance with two sentences. Actually, I didn't really know what the balance she said. Thanks in advance.