You've been working so hard for nearly a month. Relax yourself, or you will ________ sooner or later.

1. A.
   put down
2. B.
   get down
3. C.
   break down
4. D.
   turn down

You've been working so hard for nearly a month. Relax yourself, or you will _____ sooner or later.

[　　]

A．put down　　　B．get down

C．break down　　D．turn down

You've been working so hard for nearly a month. Relax yourself, or you will ________ sooner or later.

[　　]

You've been working so hard for nearly a month. Relax yourself, or you will ________ sooner or later.

[　　]

You’ve been working so hard for nearly a month. Relax yourself, or you ____ down sooner or later.

A. break 　　　B. are breaking 　　 C. have broken 　　D. will break