1. All things _______, the planned trip will have to be called off.
A) considered
B) be considered
C) considering
D) having considered
2.John Dewey believed that education should be a preparation for life, that a person learns by doing, and that teaching must _______ the curiosity and creativity of children.
A) seek
B) stimulate
C) shape
D) secure
3.Criticism and self-criticism is necessary _______ it helps us to find and correct our mistakes.
A) by that
B) at that
C)on that
D) in that
4.However, at times this balance in nature is _______, resulting in a number of possibly unforeseen effects.
A) troubled
B) disturbed
C) confused
D) puzzled
5.If she doesn't tell him the truth now, he'll simply keep on asking her until she _______.
A) does
B) has done
C) will do
D) would do
1. [A]。All things是及物动词consider的受动者，故表示主动形式的C、D可被排除。动词原形只能用在虚拟句中，故B也被排除。
句意：考虑到所有问题，原计划的旅游将不得不取消。
2. 。seek寻找、探求；试图、企图；stimulate激发，刺激，使兴奋；鼓励，鼓舞；shape形成，成形，塑造；secure得到，获得；防护，保卫。
句意：John Dewey认为教育应该是生活的准备，一个人应该通过实践来学习，教学必须激发孩子的好奇心和创造力。
3. [D]。根据句意及备选项，空格后应为介词带宾语从句结构，连词为that，由that引导的介词宾语只能与in，but，except，besides等少数介词连用。故D项正确。
句意：在帮助我们发现和纠正错误的过程中，批评和自我批评是必要的。
4. 。trouble麻烦，打扰；disturb扰乱，妨碍，打乱，打破；打扰，使不安；confuse混淆，搞乱；使混乱，使糊涂；puzzle使迷惑。
句意：然而，自然界的这种平衡往往会被打破，从而导致大量可能无法预见的后果。
5. [A]。在由after，as，as soon as，before，once，until，when，while等引导的时间状语从句和由as long as，if ，unless等引导的条件状语从句中，若主句用将来时，则从句要用一般现在时表示将来。
句意：如果她现在不告诉他真相，他会不停地追问直到她告诉为止。