Yes, that is exactly what you should tell them. 1  If two clauses are connected with a coordinating conjunction, it's a compound sentence. 2  If two clauses are connected with a subordinating conjunction, it's a complex sentence.
Trains were first- 1784, but cars weren't invented until 1890.
All trains sets come with a locomotive, but the rest of the train cars vary from set to set. Some train sets come with several different types of train cars. Tender, tank car, boxcar, caboose, flatcar, gondola and passenger cars are the most common types of train cars you'll find in a train set. The trains in our review have snap-together track pieces.