There are a lot of ________. (    )

A．thing

B．things

C．a thing

用所给词的适当形式填空
1. How _______(do) the lemon smell? It’s nice.
2. How do the _______(glass) feel? They are hard.
3. Taste it. Is it _______(salt)? Yes, it is.
4. The coffee _______(be) very bitter.
5. Let’s _______(play) together.
6. I like hamburgers. _______(I) too.

People visit their friends and .（  ）

A．relative

B．relatives

C．relate

How many _______do you have this term（学期）？  We have five. (    )

A．subject

B．a subject

C．subjects

D．an subject

Sam ate two ________ last night. (   )

A．sandwich

B．sandwichs

C．sandwiches