The teacher is busy ____ teaching.
-----You shouldn’t have gone there alone last night .-----But I ______. Philip went there together with me .
I was scared and feeling pretty anxious, _______in a new country.
The term “weak eyesight” is misleading, _______ in near-sighted eyes the lens(水晶体) of the eye is actually too strong.
-----Did you have a good time yesterday, Jane?-----Yes, as you know, _______party went on in _______most pleasant atmosphere.
-- I’m in preparationforthe examination and only sleep four hours a day for a fortnight.-- _______. It is not preparation and worse still it will be bad for your health and study.