she's busy [ ]and can't speak to you .which of the following is wrong1.at present 2.at the present 3.presently 4.at this moment 为什么不是2,

问题描述:

she's busy [ ]and can't speak to you .which of the following is wrong
1.at present 2.at the present 3.presently 4.at this moment 为什么不是2,