Mum wrote to me every week ,_____she was too busy with her teaching work . A if B even C unless D when
.. Many applicants stood outside the manager’s office, nervously waiting ______ for the job.
.Only through ______ talks can we build trust and only through cooperation can we create _______ win-win economic situation.
.. I thought she had retired, but ________ she hasn’t.
.--- I suggest we set up an out-of-class club. --- Great! That’s exactly what I ______.
.Can you imagine what problem may ________ when human beings are cloned?