You can make yourself _____ in English pretty well if you keep on speaking the language.

A. understand　 B. understanding　　　 C. to understand　　 D. understood

You can make yourself __________ in English pretty well if you keep on speaking the language.

[　　]

Yon can make yourself_________in English pretty well if you keep on speaking the language.

1. A.
   understand
2. B.
   understanding
3. C.
   to understand
4. D.
   understood

Yon can make yourself_________in English pretty well if you keep on speaking the language.

[　　]

Yon can make yourself_________in English pretty well if you keep on speaking the language.

[　　]