The monitor said that the learning method he used         improved his maths.

.Computers and mobile phones, playgh they are indeed making our life________and more________have reduced the need for face-to-face cotyr unication.

You must attend the meeting ____ at ten o’clock, as it is scheduled—not a minute early or late．

Mike does well in singing and he is good at gymnastics __________ .

My uncle’s house in the downtown area is much smaller than ours , but it is twice _______ expensive .