--I’ve told her many times, and she still forgot about it!

--I understand．She__________be very forgetful sometimes．

  A.can     B．would    C.Should      D．must

--- I’ve told her many times, and she still forgot about it!

--- I understand．It’s true that she         be very forgetful sometimes．

A．can          B．would           C．should          D．must

—I’ve told her many times , and she still forgot about it!

—I understand．It’s true that she _______ be very forgetful sometimes．

A．can        B．should           C．ought to         D．must

--- I’ve told her many times, and she still forgot about it!

--- I understand. It’s true that she_______be very forgetful sometimes.

--- I’ve told her many times, and she still forgot about it!

    --- I understand. It’s true that she_______be very forgetful sometimes.

       A．can   B．would       C．should      D．must

---I’ve told her many times, and she still forgot about it!
---I understand. It’s true that she___ be very forgetful sometimes.

．—I’ve told her many times, and she still forgot about it!

       —I understand. It’s true that she_______be very forgetful sometimes.

       A．can   B．would       C．should      D．must