Dust quickly ______ if we don’t sweep our floor.A、accumulatesB、collectsC、gathersD、increase
Dust quickly ______ if we don’t sweep our floor.
A、accumulates
B、collects
C、gathers
D、increase
相关考题：
We ______each other again since we graduated from the college. (A) hadn’t seen(B) didn’t see(C) don’t see(D) haven’t seen
3．Jack _______like baseball ________volleyball．A． don't ; orB． doesn't ; orC．don't ;andD．doesn't ;and
There she ( )! We ( ) any longer. A、is coming/ don’t need to waitB、has come/ don't need waitC、comes/ needn’t waitD、comes/ needn’t to wait
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英文科技论文写作中应该尽量少用或不用I, we, our, 和you等第一、第二人称代词。